27=5(2y+4)-3(y+7)

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Solution for 27=5(2y+4)-3(y+7) equation:


Simplifying
27 = 5(2y + 4) + -3(y + 7)

Reorder the terms:
27 = 5(4 + 2y) + -3(y + 7)
27 = (4 * 5 + 2y * 5) + -3(y + 7)
27 = (20 + 10y) + -3(y + 7)

Reorder the terms:
27 = 20 + 10y + -3(7 + y)
27 = 20 + 10y + (7 * -3 + y * -3)
27 = 20 + 10y + (-21 + -3y)

Reorder the terms:
27 = 20 + -21 + 10y + -3y

Combine like terms: 20 + -21 = -1
27 = -1 + 10y + -3y

Combine like terms: 10y + -3y = 7y
27 = -1 + 7y

Solving
27 = -1 + 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.
27 + -7y = -1 + 7y + -7y

Combine like terms: 7y + -7y = 0
27 + -7y = -1 + 0
27 + -7y = -1

Add '-27' to each side of the equation.
27 + -27 + -7y = -1 + -27

Combine like terms: 27 + -27 = 0
0 + -7y = -1 + -27
-7y = -1 + -27

Combine like terms: -1 + -27 = -28
-7y = -28

Divide each side by '-7'.
y = 4

Simplifying
y = 4

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