4(y-15)-7=15

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Solution for 4(y-15)-7=15 equation:


Simplifying
4(y + -15) + -7 = 15

Reorder the terms:
4(-15 + y) + -7 = 15
(-15 * 4 + y * 4) + -7 = 15
(-60 + 4y) + -7 = 15

Reorder the terms:
-60 + -7 + 4y = 15

Combine like terms: -60 + -7 = -67
-67 + 4y = 15

Solving
-67 + 4y = 15

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '67' to each side of the equation.
-67 + 67 + 4y = 15 + 67

Combine like terms: -67 + 67 = 0
0 + 4y = 15 + 67
4y = 15 + 67

Combine like terms: 15 + 67 = 82
4y = 82

Divide each side by '4'.
y = 20.5

Simplifying
y = 20.5

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