3(y+4)=-3(6y-7)+3y

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Solution for 3(y+4)=-3(6y-7)+3y equation:


Simplifying
3(y + 4) = -3(6y + -7) + 3y

Reorder the terms:
3(4 + y) = -3(6y + -7) + 3y
(4 * 3 + y * 3) = -3(6y + -7) + 3y
(12 + 3y) = -3(6y + -7) + 3y

Reorder the terms:
12 + 3y = -3(-7 + 6y) + 3y
12 + 3y = (-7 * -3 + 6y * -3) + 3y
12 + 3y = (21 + -18y) + 3y

Combine like terms: -18y + 3y = -15y
12 + 3y = 21 + -15y

Solving
12 + 3y = 21 + -15y

Solving for variable 'y'.

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

Add '15y' to each side of the equation.
12 + 3y + 15y = 21 + -15y + 15y

Combine like terms: 3y + 15y = 18y
12 + 18y = 21 + -15y + 15y

Combine like terms: -15y + 15y = 0
12 + 18y = 21 + 0
12 + 18y = 21

Add '-12' to each side of the equation.
12 + -12 + 18y = 21 + -12

Combine like terms: 12 + -12 = 0
0 + 18y = 21 + -12
18y = 21 + -12

Combine like terms: 21 + -12 = 9
18y = 9

Divide each side by '18'.
y = 0.5

Simplifying
y = 0.5

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