-7y+5=-8y+9

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Solution for -7y+5=-8y+9 equation:


Simplifying
-7y + 5 = -8y + 9

Reorder the terms:
5 + -7y = -8y + 9

Reorder the terms:
5 + -7y = 9 + -8y

Solving
5 + -7y = 9 + -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.
5 + -7y + 8y = 9 + -8y + 8y

Combine like terms: -7y + 8y = 1y
5 + 1y = 9 + -8y + 8y

Combine like terms: -8y + 8y = 0
5 + 1y = 9 + 0
5 + 1y = 9

Add '-5' to each side of the equation.
5 + -5 + 1y = 9 + -5

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

Combine like terms: 9 + -5 = 4
1y = 4

Divide each side by '1'.
y = 4

Simplifying
y = 4

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