-3(-7y+9)-3y=6(y-4)5

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Solution for -3(-7y+9)-3y=6(y-4)5 equation:


Simplifying
-3(-7y + 9) + -3y = 6(y + -4) * 5

Reorder the terms:
-3(9 + -7y) + -3y = 6(y + -4) * 5
(9 * -3 + -7y * -3) + -3y = 6(y + -4) * 5
(-27 + 21y) + -3y = 6(y + -4) * 5

Combine like terms: 21y + -3y = 18y
-27 + 18y = 6(y + -4) * 5

Reorder the terms:
-27 + 18y = 6(-4 + y) * 5

Reorder the terms for easier multiplication:
-27 + 18y = 6 * 5(-4 + y)

Multiply 6 * 5
-27 + 18y = 30(-4 + y)
-27 + 18y = (-4 * 30 + y * 30)
-27 + 18y = (-120 + 30y)

Solving
-27 + 18y = -120 + 30y

Solving for variable 'y'.

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

Add '-30y' to each side of the equation.
-27 + 18y + -30y = -120 + 30y + -30y

Combine like terms: 18y + -30y = -12y
-27 + -12y = -120 + 30y + -30y

Combine like terms: 30y + -30y = 0
-27 + -12y = -120 + 0
-27 + -12y = -120

Add '27' to each side of the equation.
-27 + 27 + -12y = -120 + 27

Combine like terms: -27 + 27 = 0
0 + -12y = -120 + 27
-12y = -120 + 27

Combine like terms: -120 + 27 = -93
-12y = -93

Divide each side by '-12'.
y = 7.75

Simplifying
y = 7.75

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