Question

Rearrange the equation so q is the independent variable. -7q + 12r = 3q - 4r

Answer 1

q = 8/5r or q = 1.6r

Explanation:

-7q + 12r = 3q - 4r

+7q +7q

12r = 10q - 4r

+4r +4r

16r = 10q

/10 /10

16/10 = 8/5 8/5 = 1.6

q = 8/5r or q = 1.6r