4(-3)+20=y

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Solution for 4(-3)+20=y equation:


Simplifying
4(-3) + 20 = y

Multiply 4 * -3
-12 + 20 = y

Combine like terms: -12 + 20 = 8
8 = y

Solving
8 = y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
8 + -1y = y + -1y

Combine like terms: y + -1y = 0
8 + -1y = 0

Add '-8' to each side of the equation.
8 + -8 + -1y = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1y = 0 + -8
-1y = 0 + -8

Combine like terms: 0 + -8 = -8
-1y = -8

Divide each side by '-1'.
y = 8

Simplifying
y = 8

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