9-(3y-9)=5-4y

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Solution for 9-(3y-9)=5-4y equation:


Simplifying
9 + -1(3y + -9) = 5 + -4y

Reorder the terms:
9 + -1(-9 + 3y) = 5 + -4y
9 + (-9 * -1 + 3y * -1) = 5 + -4y
9 + (9 + -3y) = 5 + -4y

Combine like terms: 9 + 9 = 18
18 + -3y = 5 + -4y

Solving
18 + -3y = 5 + -4y

Solving for variable 'y'.

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

Add '4y' to each side of the equation.
18 + -3y + 4y = 5 + -4y + 4y

Combine like terms: -3y + 4y = 1y
18 + 1y = 5 + -4y + 4y

Combine like terms: -4y + 4y = 0
18 + 1y = 5 + 0
18 + 1y = 5

Add '-18' to each side of the equation.
18 + -18 + 1y = 5 + -18

Combine like terms: 18 + -18 = 0
0 + 1y = 5 + -18
1y = 5 + -18

Combine like terms: 5 + -18 = -13
1y = -13

Divide each side by '1'.
y = -13

Simplifying
y = -13

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