Question

What is the answer to x in this equation 7(5x-r) + 3r = 173.5 if x is 9.5

Answer 1

r=-63/2

Explanation:

7(5*9.5-r)+3r=173.5

47.5-7r+3r=173.5

47.5-4r=173.5

4r=47.5-173.5

4r=-126

r=-126/4

r=-63/2