-5x+9=4(5-x)

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Solution for -5x+9=4(5-x) equation:


Simplifying
-5x + 9 = 4(5 + -1x)

Reorder the terms:
9 + -5x = 4(5 + -1x)
9 + -5x = (5 * 4 + -1x * 4)
9 + -5x = (20 + -4x)

Solving
9 + -5x = 20 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
9 + -5x + 4x = 20 + -4x + 4x

Combine like terms: -5x + 4x = -1x
9 + -1x = 20 + -4x + 4x

Combine like terms: -4x + 4x = 0
9 + -1x = 20 + 0
9 + -1x = 20

Add '-9' to each side of the equation.
9 + -9 + -1x = 20 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 20 + -9
-1x = 20 + -9

Combine like terms: 20 + -9 = 11
-1x = 11

Divide each side by '-1'.
x = -11

Simplifying
x = -11

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