9-8y=5-7y+2

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Solution for 9-8y=5-7y+2 equation:


Simplifying
9 + -8y = 5 + -7y + 2

Reorder the terms:
9 + -8y = 5 + 2 + -7y

Combine like terms: 5 + 2 = 7
9 + -8y = 7 + -7y

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

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

Combine like terms: -7y + 7y = 0
9 + -1y = 7 + 0
9 + -1y = 7

Add '-9' to each side of the equation.
9 + -9 + -1y = 7 + -9

Combine like terms: 9 + -9 = 0
0 + -1y = 7 + -9
-1y = 7 + -9

Combine like terms: 7 + -9 = -2
-1y = -2

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

Simplifying
y = 2

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