2+10y+10-9y-7=

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Solution for 2+10y+10-9y-7= equation:


Simplifying
2 + 10y + 10 + -9y + -7 = 0

Reorder the terms:
2 + 10 + -7 + 10y + -9y = 0

Combine like terms: 2 + 10 = 12
12 + -7 + 10y + -9y = 0

Combine like terms: 12 + -7 = 5
5 + 10y + -9y = 0

Combine like terms: 10y + -9y = 1y
5 + 1y = 0

Solving
5 + 1y = 0

Solving for variable 'y'.

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

Add '-5' to each side of the equation.
5 + -5 + 1y = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 1y = 0 + -5
1y = 0 + -5

Combine like terms: 0 + -5 = -5
1y = -5

Divide each side by '1'.
y = -5

Simplifying
y = -5

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