Question

The value of x if x/80-x = 3/5 is
a. 120
b, 60
c. 30
d. 40

Answer 1

The awnser to this is C. 30

Answer 2

c

Explanation:

We can multiply each side by (80-x) to get:

x = 3/5 · 80 -x

x = 60-x

Move -x to the other side:

2x = 60

Then divide both sides by 2:

x = 30

So, your answer is c. 30