-4(2y-1)+9y=7(y+1)

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Solution for -4(2y-1)+9y=7(y+1) equation:


Simplifying
-4(2y + -1) + 9y = 7(y + 1)

Reorder the terms:
-4(-1 + 2y) + 9y = 7(y + 1)
(-1 * -4 + 2y * -4) + 9y = 7(y + 1)
(4 + -8y) + 9y = 7(y + 1)

Combine like terms: -8y + 9y = 1y
4 + 1y = 7(y + 1)

Reorder the terms:
4 + 1y = 7(1 + y)
4 + 1y = (1 * 7 + y * 7)
4 + 1y = (7 + 7y)

Solving
4 + 1y = 7 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
4 + 1y + -7y = 7 + 7y + -7y

Combine like terms: 1y + -7y = -6y
4 + -6y = 7 + 7y + -7y

Combine like terms: 7y + -7y = 0
4 + -6y = 7 + 0
4 + -6y = 7

Add '-4' to each side of the equation.
4 + -4 + -6y = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -6y = 7 + -4
-6y = 7 + -4

Combine like terms: 7 + -4 = 3
-6y = 3

Divide each side by '-6'.
y = -0.5

Simplifying
y = -0.5

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