5(y-4)-7=-3(-9y+7)-8y

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Solution for 5(y-4)-7=-3(-9y+7)-8y equation:


Simplifying
5(y + -4) + -7 = -3(-9y + 7) + -8y

Reorder the terms:
5(-4 + y) + -7 = -3(-9y + 7) + -8y
(-4 * 5 + y * 5) + -7 = -3(-9y + 7) + -8y
(-20 + 5y) + -7 = -3(-9y + 7) + -8y

Reorder the terms:
-20 + -7 + 5y = -3(-9y + 7) + -8y

Combine like terms: -20 + -7 = -27
-27 + 5y = -3(-9y + 7) + -8y

Reorder the terms:
-27 + 5y = -3(7 + -9y) + -8y
-27 + 5y = (7 * -3 + -9y * -3) + -8y
-27 + 5y = (-21 + 27y) + -8y

Combine like terms: 27y + -8y = 19y
-27 + 5y = -21 + 19y

Solving
-27 + 5y = -21 + 19y

Solving for variable 'y'.

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

Add '-19y' to each side of the equation.
-27 + 5y + -19y = -21 + 19y + -19y

Combine like terms: 5y + -19y = -14y
-27 + -14y = -21 + 19y + -19y

Combine like terms: 19y + -19y = 0
-27 + -14y = -21 + 0
-27 + -14y = -21

Add '27' to each side of the equation.
-27 + 27 + -14y = -21 + 27

Combine like terms: -27 + 27 = 0
0 + -14y = -21 + 27
-14y = -21 + 27

Combine like terms: -21 + 27 = 6
-14y = 6

Divide each side by '-14'.
y = -0.4285714286

Simplifying
y = -0.4285714286

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