-7(-2y+7)-6y=4(y-9)-3

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Solution for -7(-2y+7)-6y=4(y-9)-3 equation:


Simplifying
-7(-2y + 7) + -6y = 4(y + -9) + -3

Reorder the terms:
-7(7 + -2y) + -6y = 4(y + -9) + -3
(7 * -7 + -2y * -7) + -6y = 4(y + -9) + -3
(-49 + 14y) + -6y = 4(y + -9) + -3

Combine like terms: 14y + -6y = 8y
-49 + 8y = 4(y + -9) + -3

Reorder the terms:
-49 + 8y = 4(-9 + y) + -3
-49 + 8y = (-9 * 4 + y * 4) + -3
-49 + 8y = (-36 + 4y) + -3

Reorder the terms:
-49 + 8y = -36 + -3 + 4y

Combine like terms: -36 + -3 = -39
-49 + 8y = -39 + 4y

Solving
-49 + 8y = -39 + 4y

Solving for variable 'y'.

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

Add '-4y' to each side of the equation.
-49 + 8y + -4y = -39 + 4y + -4y

Combine like terms: 8y + -4y = 4y
-49 + 4y = -39 + 4y + -4y

Combine like terms: 4y + -4y = 0
-49 + 4y = -39 + 0
-49 + 4y = -39

Add '49' to each side of the equation.
-49 + 49 + 4y = -39 + 49

Combine like terms: -49 + 49 = 0
0 + 4y = -39 + 49
4y = -39 + 49

Combine like terms: -39 + 49 = 10
4y = 10

Divide each side by '4'.
y = 2.5

Simplifying
y = 2.5

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