(5y+8)-(7y-5)=

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


Simplifying
(5y + 8) + -1(7y + -5) = 0

Reorder the terms:
(8 + 5y) + -1(7y + -5) = 0

Remove parenthesis around (8 + 5y)
8 + 5y + -1(7y + -5) = 0

Reorder the terms:
8 + 5y + -1(-5 + 7y) = 0
8 + 5y + (-5 * -1 + 7y * -1) = 0
8 + 5y + (5 + -7y) = 0

Reorder the terms:
8 + 5 + 5y + -7y = 0

Combine like terms: 8 + 5 = 13
13 + 5y + -7y = 0

Combine like terms: 5y + -7y = -2y
13 + -2y = 0

Solving
13 + -2y = 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 + -2y = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -2y = 0 + -13
-2y = 0 + -13

Combine like terms: 0 + -13 = -13
-2y = -13

Divide each side by '-2'.
y = 6.5

Simplifying
y = 6.5

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