solve (-2+4i) - (3+9i)

in Algebra 1 Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

2 Answers

first distrubute the negative into the second expression. Remember,

- times - equals +

+ times - equals -

+ times + equals +

 

multiply everything inside the parenthesis by the -

-3-9i

now you just have to combine all the like terms -2+4i-3-9i

-2-3=-5

+4i-9i=-5i

your final answer is  -5-5i
by Level 4 User (5.3k points)
-5-5i
by
reshown by

Related questions

1 answer
(12-9i)/4i
asked May 8, 2013 in Algebra 2 Answers by anonymous | 969 views
1 answer
(3+9i)/(3+4i)
asked Oct 26, 2011 in Algebra 2 Answers by anonymous | 744 views
4 answers
How do I solve 5.1-4.5yi=x-9i?
asked Oct 7, 2014 in Algebra 2 Answers by anonymous | 926 views
1 answer
how to solve (3+9i)-(-9+i)
asked Jun 6, 2012 in Algebra 1 Answers by Sarah Lynn Level 1 User (120 points) | 687 views
1 answer
(7-9i)+(-6+5i)
asked Apr 7, 2016 in Algebra 2 Answers by anonymous | 2.2k views
1 answer
How do I simplify 1-8i/8-9i?
asked Feb 20, 2013 in Algebra 2 Answers by anonymous | 850 views
1 answer
Rationalize the denominator 6+9i/1-7i
asked Dec 10, 2012 in Algebra 2 Answers by ayeitsNique Level 2 User (1.7k points) | 943 views
0 answers
3.9i+11.31=29.64
asked Oct 22, 2012 in order of operations by anonymous | 743 views
1 answer
what is -5+9i/1-i in simplest a+bi form?
asked Dec 6, 2011 in Trigonometry Answers by anonymous | 1.8k views
1 answer
Solve the following equation: Z^4=3-4i
asked Oct 30, 2017 in Other Math Topics by Complex numbers | 576 views
1 answer
HOW GO YOU SOLVE THIS WITH STEPS (2+4I)(-4+3I)
asked Jan 16, 2013 in Algebra 1 Answers by anonymous | 1.4k views
1 answer
How to solve. (9-4i) - (2 + 5i)
asked Mar 15, 2012 in Algebra 1 Answers by anonymous | 1.5k views
0 answers
solve and graph (3+i)^2 - (4i+2)
asked Jan 5, 2012 in Algebra 2 Answers by anonymous | 495 views
1 answer
(6+4i)+(3-2i)
asked Jan 21, 2019 in Algebra 2 Answers by Tgf | 963 views
1 answer
(3/4 + 3/4i)(2/5 + 1/5i)
asked May 3, 2016 in Algebra 1 Answers by anonymous | 548 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,515 questions
100,352 answers
2,420 comments
769,984 users