3(3+2y)+7y=31

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Solution for 3(3+2y)+7y=31 equation:


Simplifying
3(3 + 2y) + 7y = 31
(3 * 3 + 2y * 3) + 7y = 31
(9 + 6y) + 7y = 31

Combine like terms: 6y + 7y = 13y
9 + 13y = 31

Solving
9 + 13y = 31

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + 13y = 31 + -9

Combine like terms: 9 + -9 = 0
0 + 13y = 31 + -9
13y = 31 + -9

Combine like terms: 31 + -9 = 22
13y = 22

Divide each side by '13'.
y = 1.692307692

Simplifying
y = 1.692307692

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