9+4y-4=8y+7-5y

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Solution for 9+4y-4=8y+7-5y equation:


Simplifying
9 + 4y + -4 = 8y + 7 + -5y

Reorder the terms:
9 + -4 + 4y = 8y + 7 + -5y

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

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

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

Solving
5 + 4y = 7 + 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.
5 + 4y + -3y = 7 + 3y + -3y

Combine like terms: 4y + -3y = 1y
5 + 1y = 7 + 3y + -3y

Combine like terms: 3y + -3y = 0
5 + 1y = 7 + 0
5 + 1y = 7

Add '-5' to each side of the equation.
5 + -5 + 1y = 7 + -5

Combine like terms: 5 + -5 = 0
0 + 1y = 7 + -5
1y = 7 + -5

Combine like terms: 7 + -5 = 2
1y = 2

Divide each side by '1'.
y = 2

Simplifying
y = 2

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