-15+y=8y-10+30

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Solution for -15+y=8y-10+30 equation:


Simplifying
-15 + y = 8y + -10 + 30

Reorder the terms:
-15 + y = -10 + 30 + 8y

Combine like terms: -10 + 30 = 20
-15 + y = 20 + 8y

Solving
-15 + y = 20 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-15 + y + -8y = 20 + 8y + -8y

Combine like terms: y + -8y = -7y
-15 + -7y = 20 + 8y + -8y

Combine like terms: 8y + -8y = 0
-15 + -7y = 20 + 0
-15 + -7y = 20

Add '15' to each side of the equation.
-15 + 15 + -7y = 20 + 15

Combine like terms: -15 + 15 = 0
0 + -7y = 20 + 15
-7y = 20 + 15

Combine like terms: 20 + 15 = 35
-7y = 35

Divide each side by '-7'.
y = -5

Simplifying
y = -5

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