(4y+4)-(8y-9)=

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Solution for (4y+4)-(8y-9)= equation:


Simplifying
(4y + 4) + -1(8y + -9) = 0

Reorder the terms:
(4 + 4y) + -1(8y + -9) = 0

Remove parenthesis around (4 + 4y)
4 + 4y + -1(8y + -9) = 0

Reorder the terms:
4 + 4y + -1(-9 + 8y) = 0
4 + 4y + (-9 * -1 + 8y * -1) = 0
4 + 4y + (9 + -8y) = 0

Reorder the terms:
4 + 9 + 4y + -8y = 0

Combine like terms: 4 + 9 = 13
13 + 4y + -8y = 0

Combine like terms: 4y + -8y = -4y
13 + -4y = 0

Solving
13 + -4y = 0

Solving for variable 'y'.

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

Add '-13' to each side of the equation.
13 + -13 + -4y = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -4y = 0 + -13
-4y = 0 + -13

Combine like terms: 0 + -13 = -13
-4y = -13

Divide each side by '-4'.
y = 3.25

Simplifying
y = 3.25

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