(15y+15)-7=7y-28

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Solution for (15y+15)-7=7y-28 equation:


Simplifying
(15y + 15) + -7 = 7y + -28

Reorder the terms:
(15 + 15y) + -7 = 7y + -28

Remove parenthesis around (15 + 15y)
15 + 15y + -7 = 7y + -28

Reorder the terms:
15 + -7 + 15y = 7y + -28

Combine like terms: 15 + -7 = 8
8 + 15y = 7y + -28

Reorder the terms:
8 + 15y = -28 + 7y

Solving
8 + 15y = -28 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
8 + 15y + -7y = -28 + 7y + -7y

Combine like terms: 15y + -7y = 8y
8 + 8y = -28 + 7y + -7y

Combine like terms: 7y + -7y = 0
8 + 8y = -28 + 0
8 + 8y = -28

Add '-8' to each side of the equation.
8 + -8 + 8y = -28 + -8

Combine like terms: 8 + -8 = 0
0 + 8y = -28 + -8
8y = -28 + -8

Combine like terms: -28 + -8 = -36
8y = -36

Divide each side by '8'.
y = -4.5

Simplifying
y = -4.5

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