9y+9(5-y)=x

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Solution for 9y+9(5-y)=x equation:


Simplifying
9y + 9(5 + -1y) = x
9y + (5 * 9 + -1y * 9) = x
9y + (45 + -9y) = x

Reorder the terms:
45 + 9y + -9y = x

Combine like terms: 9y + -9y = 0
45 + 0 = x
45 = x

Solving
45 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
45 + -1x = x + -1x

Combine like terms: x + -1x = 0
45 + -1x = 0

Add '-45' to each side of the equation.
45 + -45 + -1x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -1x = 0 + -45
-1x = 0 + -45

Combine like terms: 0 + -45 = -45
-1x = -45

Divide each side by '-1'.
x = 45

Simplifying
x = 45

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