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

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


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

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

Remove parenthesis around (3 + 8y)
3 + 8y + -1(7y + -7) = -4

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

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

Combine like terms: 3 + 7 = 10
10 + 8y + -7y = -4

Combine like terms: 8y + -7y = 1y
10 + 1y = -4

Solving
10 + 1y = -4

Solving for variable 'y'.

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

Add '-10' to each side of the equation.
10 + -10 + 1y = -4 + -10

Combine like terms: 10 + -10 = 0
0 + 1y = -4 + -10
1y = -4 + -10

Combine like terms: -4 + -10 = -14
1y = -14

Divide each side by '1'.
y = -14

Simplifying
y = -14

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