-7(y+1)=2y-4+3(2y+1)

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Solution for -7(y+1)=2y-4+3(2y+1) equation:


Simplifying
-7(y + 1) = 2y + -4 + 3(2y + 1)

Reorder the terms:
-7(1 + y) = 2y + -4 + 3(2y + 1)
(1 * -7 + y * -7) = 2y + -4 + 3(2y + 1)
(-7 + -7y) = 2y + -4 + 3(2y + 1)

Reorder the terms:
-7 + -7y = 2y + -4 + 3(1 + 2y)
-7 + -7y = 2y + -4 + (1 * 3 + 2y * 3)
-7 + -7y = 2y + -4 + (3 + 6y)

Reorder the terms:
-7 + -7y = -4 + 3 + 2y + 6y

Combine like terms: -4 + 3 = -1
-7 + -7y = -1 + 2y + 6y

Combine like terms: 2y + 6y = 8y
-7 + -7y = -1 + 8y

Solving
-7 + -7y = -1 + 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-7 + -7y + -8y = -1 + 8y + -8y

Combine like terms: -7y + -8y = -15y
-7 + -15y = -1 + 8y + -8y

Combine like terms: 8y + -8y = 0
-7 + -15y = -1 + 0
-7 + -15y = -1

Add '7' to each side of the equation.
-7 + 7 + -15y = -1 + 7

Combine like terms: -7 + 7 = 0
0 + -15y = -1 + 7
-15y = -1 + 7

Combine like terms: -1 + 7 = 6
-15y = 6

Divide each side by '-15'.
y = -0.4

Simplifying
y = -0.4

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