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

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Solution for -3(2y+5)=7(y-1) equation:


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

Reorder the terms:
-3(5 + 2y) = 7(y + -1)
(5 * -3 + 2y * -3) = 7(y + -1)
(-15 + -6y) = 7(y + -1)

Reorder the terms:
-15 + -6y = 7(-1 + y)
-15 + -6y = (-1 * 7 + y * 7)
-15 + -6y = (-7 + 7y)

Solving
-15 + -6y = -7 + 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.
-15 + -6y + -7y = -7 + 7y + -7y

Combine like terms: -6y + -7y = -13y
-15 + -13y = -7 + 7y + -7y

Combine like terms: 7y + -7y = 0
-15 + -13y = -7 + 0
-15 + -13y = -7

Add '15' to each side of the equation.
-15 + 15 + -13y = -7 + 15

Combine like terms: -15 + 15 = 0
0 + -13y = -7 + 15
-13y = -7 + 15

Combine like terms: -7 + 15 = 8
-13y = 8

Divide each side by '-13'.
y = -0.6153846154

Simplifying
y = -0.6153846154

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