3(4)-5y=15

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Solution for 3(4)-5y=15 equation: 


Simplifying
3(4) + -5y = 15

Multiply 3 * 4
12 + -5y = 15

Solving
12 + -5y = 15

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 + -5y = 15 + -12

Combine like terms: 12 + -12 = 0
0 + -5y = 15 + -12
-5y = 15 + -12

Combine like terms: 15 + -12 = 3
-5y = 3

Divide each side by '-5'.
y = -0.6

Simplifying
y = -0.6

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