Question

Rearrange the equation so r is the independent variable.

10q - 5r = 30

Answer 1

Answer:

q = 3 + 1/2r

Step-by-step explanation:

10q - 5r = 30

We want to solve for q

Add 5r to each side

10q - 5r+5r = 30+5r

10q = 30+5r

Divide by 10

10q/10 = 30/10 +5r/10

q = 3 + 1/2r

Answer 2

Answer:

q = 3 + 1/2r

Step-by-step explanation:

I got this answer from khan academy.

Hope this helps! :)