3(4+5y)-2y=-1

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Solution for 3(4+5y)-2y=-1 equation:


Simplifying
3(4 + 5y) + -2y = -1
(4 * 3 + 5y * 3) + -2y = -1
(12 + 15y) + -2y = -1

Combine like terms: 15y + -2y = 13y
12 + 13y = -1

Solving
12 + 13y = -1

Solving for variable 'y'.

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

Add '-12' to each side of the equation.
12 + -12 + 13y = -1 + -12

Combine like terms: 12 + -12 = 0
0 + 13y = -1 + -12
13y = -1 + -12

Combine like terms: -1 + -12 = -13
13y = -13

Divide each side by '13'.
y = -1

Simplifying
y = -1

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