Rewrite Equations and Formulas

Question

ax+b=cx-d ; 2x+9=7x-1

Answer 1

2x + 9 = 7x - 1

10 = 5x

x = 10/5 = 2

Answer 2

ax-cx=-d-b
x(a-c)=-d-b
x=-d-b/a-c
x=-1-9/2-7
x=-10/-5
x=2

Answer 3

simplify with like terms

Answer 4

six times the sum of a number and 4 is the same as 4 times the number. find the number

 

three times a number increased by three quarters of the number is 15. find the number

Answer 5

A=L*W