-2y-1(-2y+7)=-6-3(-7-y)

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Solution for -2y-1(-2y+7)=-6-3(-7-y) equation:


Simplifying
-2y + -1(-2y + 7) = -6 + -3(-7 + -1y)

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

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

Combine like terms: -2y + 2y = 0
-7 + 0 = -6 + -3(-7 + -1y)
-7 = -6 + -3(-7 + -1y)
-7 = -6 + (-7 * -3 + -1y * -3)
-7 = -6 + (21 + 3y)

Combine like terms: -6 + 21 = 15
-7 = 15 + 3y

Solving
-7 = 15 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
-7 + -3y = 15 + 3y + -3y

Combine like terms: 3y + -3y = 0
-7 + -3y = 15 + 0
-7 + -3y = 15

Add '7' to each side of the equation.
-7 + 7 + -3y = 15 + 7

Combine like terms: -7 + 7 = 0
0 + -3y = 15 + 7
-3y = 15 + 7

Combine like terms: 15 + 7 = 22
-3y = 22

Divide each side by '-3'.
y = -7.333333333

Simplifying
y = -7.333333333

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