7(y-5)-9=(-6y+7)-8y

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Solution for 7(y-5)-9=(-6y+7)-8y equation:


Simplifying
7(y + -5) + -9 = (-6y + 7) + -8y

Reorder the terms:
7(-5 + y) + -9 = (-6y + 7) + -8y
(-5 * 7 + y * 7) + -9 = (-6y + 7) + -8y
(-35 + 7y) + -9 = (-6y + 7) + -8y

Reorder the terms:
-35 + -9 + 7y = (-6y + 7) + -8y

Combine like terms: -35 + -9 = -44
-44 + 7y = (-6y + 7) + -8y

Reorder the terms:
-44 + 7y = (7 + -6y) + -8y

Remove parenthesis around (7 + -6y)
-44 + 7y = 7 + -6y + -8y

Combine like terms: -6y + -8y = -14y
-44 + 7y = 7 + -14y

Solving
-44 + 7y = 7 + -14y

Solving for variable 'y'.

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

Add '14y' to each side of the equation.
-44 + 7y + 14y = 7 + -14y + 14y

Combine like terms: 7y + 14y = 21y
-44 + 21y = 7 + -14y + 14y

Combine like terms: -14y + 14y = 0
-44 + 21y = 7 + 0
-44 + 21y = 7

Add '44' to each side of the equation.
-44 + 44 + 21y = 7 + 44

Combine like terms: -44 + 44 = 0
0 + 21y = 7 + 44
21y = 7 + 44

Combine like terms: 7 + 44 = 51
21y = 51

Divide each side by '21'.
y = 2.428571429

Simplifying
y = 2.428571429

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