3y+12+7y-8=

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Solution for 3y+12+7y-8= equation:


Simplifying
3y + 12 + 7y + -8 = 0

Reorder the terms:
12 + -8 + 3y + 7y = 0

Combine like terms: 12 + -8 = 4
4 + 3y + 7y = 0

Combine like terms: 3y + 7y = 10y
4 + 10y = 0

Solving
4 + 10y = 0

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + -4 + 10y = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 10y = 0 + -4
10y = 0 + -4

Combine like terms: 0 + -4 = -4
10y = -4

Divide each side by '10'.
y = -0.4

Simplifying
y = -0.4

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