3(-4)-4y=18

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Solution for 3(-4)-4y=18 equation: 


Simplifying
3(-4) + -4y = 18

Multiply 3 * -4
-12 + -4y = 18

Solving
-12 + -4y = 18

Solving for variable 'y'.

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

Add '12' to each side of the equation.
-12 + 12 + -4y = 18 + 12

Combine like terms: -12 + 12 = 0
0 + -4y = 18 + 12
-4y = 18 + 12

Combine like terms: 18 + 12 = 30
-4y = 30

Divide each side by '-4'.
y = -7.5

Simplifying
y = -7.5

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