7y+10+2y=91

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Solution for 7y+10+2y=91 equation:


Simplifying
7y + 10 + 2y = 91

Reorder the terms:
10 + 7y + 2y = 91

Combine like terms: 7y + 2y = 9y
10 + 9y = 91

Solving
10 + 9y = 91

Solving for variable 'y'.

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

Add '-10' to each side of the equation.
10 + -10 + 9y = 91 + -10

Combine like terms: 10 + -10 = 0
0 + 9y = 91 + -10
9y = 91 + -10

Combine like terms: 91 + -10 = 81
9y = 81

Divide each side by '9'.
y = 9

Simplifying
y = 9

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