9y+10=7y+8

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Solution for 9y+10=7y+8 equation:


Simplifying
9y + 10 = 7y + 8

Reorder the terms:
10 + 9y = 7y + 8

Reorder the terms:
10 + 9y = 8 + 7y

Solving
10 + 9y = 8 + 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.
10 + 9y + -7y = 8 + 7y + -7y

Combine like terms: 9y + -7y = 2y
10 + 2y = 8 + 7y + -7y

Combine like terms: 7y + -7y = 0
10 + 2y = 8 + 0
10 + 2y = 8

Add '-10' to each side of the equation.
10 + -10 + 2y = 8 + -10

Combine like terms: 10 + -10 = 0
0 + 2y = 8 + -10
2y = 8 + -10

Combine like terms: 8 + -10 = -2
2y = -2

Divide each side by '2'.
y = -1

Simplifying
y = -1

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