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

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


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

Reorder the terms:
-5(9 + -4y) + -3y = 7(y + -4) + -9
(9 * -5 + -4y * -5) + -3y = 7(y + -4) + -9
(-45 + 20y) + -3y = 7(y + -4) + -9

Combine like terms: 20y + -3y = 17y
-45 + 17y = 7(y + -4) + -9

Reorder the terms:
-45 + 17y = 7(-4 + y) + -9
-45 + 17y = (-4 * 7 + y * 7) + -9
-45 + 17y = (-28 + 7y) + -9

Reorder the terms:
-45 + 17y = -28 + -9 + 7y

Combine like terms: -28 + -9 = -37
-45 + 17y = -37 + 7y

Solving
-45 + 17y = -37 + 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.
-45 + 17y + -7y = -37 + 7y + -7y

Combine like terms: 17y + -7y = 10y
-45 + 10y = -37 + 7y + -7y

Combine like terms: 7y + -7y = 0
-45 + 10y = -37 + 0
-45 + 10y = -37

Add '45' to each side of the equation.
-45 + 45 + 10y = -37 + 45

Combine like terms: -45 + 45 = 0
0 + 10y = -37 + 45
10y = -37 + 45

Combine like terms: -37 + 45 = 8
10y = 8

Divide each side by '10'.
y = 0.8

Simplifying
y = 0.8

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