-3(-18)-y=56

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Solution for -3(-18)-y=56 equation: 


Simplifying
-3(-18) + -1y = 56

Multiply -3 * -18
54 + -1y = 56

Solving
54 + -1y = 56

Solving for variable 'y'.

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

Add '-54' to each side of the equation.
54 + -54 + -1y = 56 + -54

Combine like terms: 54 + -54 = 0
0 + -1y = 56 + -54
-1y = 56 + -54

Combine like terms: 56 + -54 = 2
-1y = 2

Divide each side by '-1'.
y = -2

Simplifying
y = -2

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