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

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


Simplifying
2(3y + -4) + -1(7y + 7) = 0

Reorder the terms:
2(-4 + 3y) + -1(7y + 7) = 0
(-4 * 2 + 3y * 2) + -1(7y + 7) = 0
(-8 + 6y) + -1(7y + 7) = 0

Reorder the terms:
-8 + 6y + -1(7 + 7y) = 0
-8 + 6y + (7 * -1 + 7y * -1) = 0
-8 + 6y + (-7 + -7y) = 0

Reorder the terms:
-8 + -7 + 6y + -7y = 0

Combine like terms: -8 + -7 = -15
-15 + 6y + -7y = 0

Combine like terms: 6y + -7y = -1y
-15 + -1y = 0

Solving
-15 + -1y = 0

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + -1y = 0 + 15

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

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

Divide each side by '-1'.
y = -15

Simplifying
y = -15

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