12-(5y-9)=

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Solution for 12-(5y-9)= equation:


Simplifying
12 + -1(5y + -9) = 0

Reorder the terms:
12 + -1(-9 + 5y) = 0
12 + (-9 * -1 + 5y * -1) = 0
12 + (9 + -5y) = 0

Combine like terms: 12 + 9 = 21
21 + -5y = 0

Solving
21 + -5y = 0

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + -5y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -5y = 0 + -21
-5y = 0 + -21

Combine like terms: 0 + -21 = -21
-5y = -21

Divide each side by '-5'.
y = 4.2

Simplifying
y = 4.2

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