Question

Look at this equation
y=7x+1/3x-6
if 3x=15, then what is the value of y?

Answer 1

4

Explanation:

7(5) +1 = 36

3(5) -6 = 9

36/9=4

x=5

y=4

Answer 2

y=36/9 or y=4

Explanation:

3x=15: x=5

y=7(5)+1/3(5)-6

y=36/15-6

y=4