solve for y

y - x = 15
x = 12

1 answer

To solve for y, we can substitute the value of x into the equation y - x = 15.

Substituting x = 12 into the equation:
y - 12 = 15

To isolate y, we can add 12 to both sides of the equation:
y = 15 + 12

Simplifying:
y = 27

Therefore, the solution is y = 27.