7=3-5+5y+-8y

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Solution for 7=3-5+5y+-8y equation:


Simplifying
7 = 3 + -5 + 5y + -8y

Combine like terms: 3 + -5 = -2
7 = -2 + 5y + -8y

Combine like terms: 5y + -8y = -3y
7 = -2 + -3y

Solving
7 = -2 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
7 + 3y = -2 + -3y + 3y

Combine like terms: -3y + 3y = 0
7 + 3y = -2 + 0
7 + 3y = -2

Add '-7' to each side of the equation.
7 + -7 + 3y = -2 + -7

Combine like terms: 7 + -7 = 0
0 + 3y = -2 + -7
3y = -2 + -7

Combine like terms: -2 + -7 = -9
3y = -9

Divide each side by '3'.
y = -3

Simplifying
y = -3

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