-5y-3(9y+7)=-9-7(2-y)

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Solution for -5y-3(9y+7)=-9-7(2-y) equation:


Simplifying
-5y + -3(9y + 7) = -9 + -7(2 + -1y)

Reorder the terms:
-5y + -3(7 + 9y) = -9 + -7(2 + -1y)
-5y + (7 * -3 + 9y * -3) = -9 + -7(2 + -1y)
-5y + (-21 + -27y) = -9 + -7(2 + -1y)

Reorder the terms:
-21 + -5y + -27y = -9 + -7(2 + -1y)

Combine like terms: -5y + -27y = -32y
-21 + -32y = -9 + -7(2 + -1y)
-21 + -32y = -9 + (2 * -7 + -1y * -7)
-21 + -32y = -9 + (-14 + 7y)

Combine like terms: -9 + -14 = -23
-21 + -32y = -23 + 7y

Solving
-21 + -32y = -23 + 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.
-21 + -32y + -7y = -23 + 7y + -7y

Combine like terms: -32y + -7y = -39y
-21 + -39y = -23 + 7y + -7y

Combine like terms: 7y + -7y = 0
-21 + -39y = -23 + 0
-21 + -39y = -23

Add '21' to each side of the equation.
-21 + 21 + -39y = -23 + 21

Combine like terms: -21 + 21 = 0
0 + -39y = -23 + 21
-39y = -23 + 21

Combine like terms: -23 + 21 = -2
-39y = -2

Divide each side by '-39'.
y = 0.05128205128

Simplifying
y = 0.05128205128

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