12y-19y-(-16y)+(-12y)-(-8y)=20

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Solution for 12y-19y-(-16y)+(-12y)-(-8y)=20 equation: 


Simplifying
12y + -19y + -1(-16y) + (-12y) + -1(-8y) = 20

Remove parenthesis around (-16y)
12y + -19y + -1 * -16y + (-12y) + -1(-8y) = 20

Multiply -1 * -16
12y + -19y + 16y + (-12y) + -1(-8y) = 20

Remove parenthesis around (-8y)
12y + -19y + 16y + (-12y) + -1 * -8y = 20

Multiply -1 * -8
12y + -19y + 16y + (-12y) + 8y = 20

Combine like terms: 12y + -19y = -7y
-7y + 16y + (-12y) + 8y = 20

Combine like terms: -7y + 16y = 9y
9y + (-12y) + 8y = 20

Combine like terms: 9y + (-12y) = -3y
-3y + 8y = 20

Combine like terms: -3y + 8y = 5y
5y = 20

Solving
5y = 20

Solving for variable 'y'.

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

Divide each side by '5'.
y = 4

Simplifying
y = 4

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