12y+15-4y=55

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Solution for 12y+15-4y=55 equation:


Simplifying
12y + 15 + -4y = 55

Reorder the terms:
15 + 12y + -4y = 55

Combine like terms: 12y + -4y = 8y
15 + 8y = 55

Solving
15 + 8y = 55

Solving for variable 'y'.

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

Add '-15' to each side of the equation.
15 + -15 + 8y = 55 + -15

Combine like terms: 15 + -15 = 0
0 + 8y = 55 + -15
8y = 55 + -15

Combine like terms: 55 + -15 = 40
8y = 40

Divide each side by '8'.
y = 5

Simplifying
y = 5

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