2y+7=9y

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Solution for 2y+7=9y equation:


Simplifying
2y + 7 = 9y

Reorder the terms:
7 + 2y = 9y

Solving
7 + 2y = 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
7 + 2y + -9y = 9y + -9y

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

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

Add '-7' to each side of the equation.
7 + -7 + -7y = 0 + -7

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

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

Divide each side by '-7'.
y = 1

Simplifying
y = 1

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