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

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


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

Reorder the terms:
9(-4 + y) + -7y = 5(3y + -9)
(-4 * 9 + y * 9) + -7y = 5(3y + -9)
(-36 + 9y) + -7y = 5(3y + -9)

Combine like terms: 9y + -7y = 2y
-36 + 2y = 5(3y + -9)

Reorder the terms:
-36 + 2y = 5(-9 + 3y)
-36 + 2y = (-9 * 5 + 3y * 5)
-36 + 2y = (-45 + 15y)

Solving
-36 + 2y = -45 + 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.
-36 + 2y + -15y = -45 + 15y + -15y

Combine like terms: 2y + -15y = -13y
-36 + -13y = -45 + 15y + -15y

Combine like terms: 15y + -15y = 0
-36 + -13y = -45 + 0
-36 + -13y = -45

Add '36' to each side of the equation.
-36 + 36 + -13y = -45 + 36

Combine like terms: -36 + 36 = 0
0 + -13y = -45 + 36
-13y = -45 + 36

Combine like terms: -45 + 36 = -9
-13y = -9

Divide each side by '-13'.
y = 0.6923076923

Simplifying
y = 0.6923076923

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