-(8y-5)-(-7y-4)=3

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Solution for -(8y-5)-(-7y-4)=3 equation:


Simplifying
-1(8y + -5) + -1(-7y + -4) = 3

Reorder the terms:
-1(-5 + 8y) + -1(-7y + -4) = 3
(-5 * -1 + 8y * -1) + -1(-7y + -4) = 3
(5 + -8y) + -1(-7y + -4) = 3

Reorder the terms:
5 + -8y + -1(-4 + -7y) = 3
5 + -8y + (-4 * -1 + -7y * -1) = 3
5 + -8y + (4 + 7y) = 3

Reorder the terms:
5 + 4 + -8y + 7y = 3

Combine like terms: 5 + 4 = 9
9 + -8y + 7y = 3

Combine like terms: -8y + 7y = -1y
9 + -1y = 3

Solving
9 + -1y = 3

Solving for variable 'y'.

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

Add '-9' to each side of the equation.
9 + -9 + -1y = 3 + -9

Combine like terms: 9 + -9 = 0
0 + -1y = 3 + -9
-1y = 3 + -9

Combine like terms: 3 + -9 = -6
-1y = -6

Divide each side by '-1'.
y = 6

Simplifying
y = 6

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