-(8y+6)-(-7y-4)=7

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Solution for -(8y+6)-(-7y-4)=7 equation:


Simplifying
-1(8y + 6) + -1(-7y + -4) = 7

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

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

Reorder the terms:
-6 + 4 + -8y + 7y = 7

Combine like terms: -6 + 4 = -2
-2 + -8y + 7y = 7

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

Solving
-2 + -1y = 7

Solving for variable 'y'.

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

Add '2' to each side of the equation.
-2 + 2 + -1y = 7 + 2

Combine like terms: -2 + 2 = 0
0 + -1y = 7 + 2
-1y = 7 + 2

Combine like terms: 7 + 2 = 9
-1y = 9

Divide each side by '-1'.
y = -9

Simplifying
y = -9

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