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Rod
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User Rod
Recent activity
All questions
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What is equal to 9
answered
Feb 22, 2019
in
Pre-Algebra Answers
|
231
views
calculating percentages
f(x) = 9x − 5, g(x) = 1 − x Find (f + g)(x)
answered
Feb 22, 2019
in
Algebra 2 Answers
|
383
views
solving equations
In triangle ABC, side ‘a’ is twice as long as side ‘b’. If the hypotenuse is 30m long, solve the triangle.
answered
Feb 22, 2019
in
Trigonometry Answers
|
1.8k
views
trigonometry
right triangle
hypotenuse
128=4(4x+8)
answered
Feb 22, 2019
|
132
views
3a + 4b + 5c
answered
Feb 21, 2019
in
Algebra 2 Answers
|
2.6k
views
algebra 2 problems
predict the probabaility of how many times each marble is pulled if we did the experiment 288 times
answered
Feb 21, 2019
in
Word Problem Answers
|
475
views
probability
288 divided by 7
answered
Feb 21, 2019
in
Other Math Topics
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416
views
2x + 3 = x -4
answered
Feb 21, 2019
|
115
views
(2a+3b)(3a-4b)
answered
Feb 21, 2019
in
Trigonometry Answers
|
3.5k
views
simplifying expressions
algebra 2 problems
How much miles did they drive average per year
answered
Feb 21, 2019
in
Other Math Topics
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378
views
68 divided by 5
answered
Feb 20, 2019
in
Calculus Answers
|
140
views
jake drank 3/8 of his water in the morning and another 1/3 of what was left at lunch. how much water does he has at the end of the day?
answered
Feb 20, 2019
in
Word Problem Answers
|
1.0k
views
If a,b and c all are positive integers,prove that (a/b+c)+(b/c+a)+(c/a+b)>3/2
answered
Feb 20, 2019
in
Algebra 1 Answers
|
669
views
algebra problems
college algebra
how do you add d^2/(d-b)+b^2/(b-d)
answered
Feb 20, 2019
in
Algebra 1 Answers
|
460
views
college algebra
Evaluate 13-0.75w+8x13−0.75w+8x13, minus, 0, point, 75, w, plus, 8, x when w=12w=12w, equals, 12 and x=\dfrac12x= 2 1 x, equals, start fraction, 1, divided by, 2, end fraction.
answered
Feb 20, 2019
in
Pre-Algebra Answers
|
7.9k
views
word problems
algebra problems
To the nearest tenth of a degree, what is the measure of the central angle that represents 46% in a circle graph?
answered
Feb 20, 2019
in
Pre-Algebra Answers
|
565
views
graph the inequality 7x+8 is less than 2+11x+6
answered
Feb 20, 2019
in
Algebra 2 Answers
|
617
views
solving inequalities
college algebra
how do you show that 1/2 is a root of multiplicity 2 of the equation: 4Xcubed 8Xsquared-11X 3=0
answered
Feb 20, 2019
in
Algebra 1 Answers
|
719
views
college algebra
8x^4+56x^2y^2-80y^4
answered
Feb 20, 2019
in
Calculus Answers
|
467
views
solivingequations
factoring
-7x^9y^7-56x^7y^6-42xy
answered
Feb 20, 2019
in
Other Math Topics
|
592
views
algebra problems
If m(a) is divided by a+1 and the remainder is -3, what can be said about -1?
answered
Feb 20, 2019
in
Algebra 2 Answers
|
198
views
-.1875x^2+201.56x
answered
Feb 20, 2019
|
188
views
How do you solve 12w^2+25w-7=0?
answered
Feb 20, 2019
|
366
views
college algebra
1/4=z/20
answered
Feb 20, 2019
in
Pre-Algebra Answers
|
261
views
the answer
What is 3px3p
answered
Feb 20, 2019
|
469
views
-1/4X - 7 + 9/4X + 2X
answered
Feb 20, 2019
in
Pre-Algebra Answers
|
376
views
8/9÷ 12 in (fraction form)
answered
Feb 20, 2019
in
Fraction Problems
|
362
views
simplifying fractions
math problem
X*x+7x=144
answered
Feb 20, 2019
in
Algebra 1 Answers
|
171
views
The number b plus the quotient of 8 and a number a
answered
Feb 20, 2019
in
Pre-Algebra Answers
|
1.6k
views
the hardware store is 5/8 miles from Sara's house. She walks 1/3 of the way from her house to the hardware store and then turns round and walk back home. What distance in miles does Sara walks?
answered
Feb 19, 2019
in
Word Problem Answers
|
585
views
help me please and show how to work it out please answer as soon as possible thank you
In an elementary school, 70% of the 1st graders are girls and 30% of the 2nd graders are girls. if 40% of all first and second graders are girls, then what is the ratio of 1st graders to 2nd graders?
answered
Feb 19, 2019
|
2.1k
views
systems of equations containing three variables
Can the expression 7x to the power of 2 plus 9 plus 3x be simplified to 10x to the power of 2 plus 9?
answered
Feb 19, 2019
in
Calculus Answers
|
508
views
If I have 5/8 of pound of rice and use 2/3 of it. How much rice did I use?
answered
Feb 19, 2019
in
Word Problem Answers
|
306
views
word problems.
8 2/5 kilometer mountain. 2 1/4 kilometers+1 7/8 kilometers+1 2/9 kilometers. How much farther do they have to travel to reach the peak of the mountain?
answered
Feb 19, 2019
in
Word Problem Answers
|
300
views
-6(2x+5)=-78
answered
Feb 19, 2019
|
275
views
x-intercept=7; y-intercept=-1
answered
Feb 19, 2019
in
Algebra 1 Answers
|
154
views
Four sevenths of a number is -32. What is the number?
answered
Feb 19, 2019
|
1.8k
views
25,571,000,000 rounded to the nearest billion
answered
Feb 18, 2019
in
Other Math Topics
|
1.4k
views
rounding numbers
10 1/5 - 7 2/5=
answered
Feb 18, 2019
|
259
views
math problem
Two traveling sinusoidal waves are described by the wave functions y1 = 4.75 sin [π(4.30x − 1115t)] y2 = 4.75 sin [π(4.30x − 1115t − 0.250)] where x, y1, and y2 are in meters and t is in seconds.
answered
Feb 18, 2019
in
Other Math Topics
|
3.2k
views
physics problems
4200 gallons of acetone at 1.89% water if I add 1200 gallons of acetone at 5% water what will my water be
answered
Feb 18, 2019
|
205
views
How do you solve this question: x = 4x^2 -x +-4?
answered
Feb 18, 2019
in
Algebra 1 Answers
|
187
views
math problem
A rectangular picture frame has measurements of 20 inches and 24 inches. Aaron wants to cut the frame diagonally with a price of wood. How long will the piece of wood need to be?
answered
Feb 18, 2019
in
Geometry Answers
|
426
views
word problems
geometry problems
(2*3*4)²
answered
Feb 17, 2019
in
Pre-Algebra Answers
|
761
views
21y+18x=$240
answered
Feb 17, 2019
in
Algebra 1 Answers
|
202
views
A statistics question
answered
Feb 17, 2019
in
Statistics Answers
|
322
views
statistics problems
2x-ky=6 X=2 y=1
answered
Feb 17, 2019
in
Pre-Algebra Answers
|
171
views
Evaluate the indefinte integral.
answered
Feb 17, 2019
in
Calculus Answers
|
211
views
calculus problems
y=-x2+4x-6
answered
Feb 17, 2019
in
Algebra 2 Answers
|
1.3k
views
graphing linear equations
Y=x2 -4x - 6
answered
Feb 17, 2019
|
512
views
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