-5x+4(-x-9)=54

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Solution for -5x+4(-x-9)=54 equation:


Simplifying
-5x + 4(-1x + -9) = 54

Reorder the terms:
-5x + 4(-9 + -1x) = 54
-5x + (-9 * 4 + -1x * 4) = 54
-5x + (-36 + -4x) = 54

Reorder the terms:
-36 + -5x + -4x = 54

Combine like terms: -5x + -4x = -9x
-36 + -9x = 54

Solving
-36 + -9x = 54

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -9x = 54 + 36

Combine like terms: -36 + 36 = 0
0 + -9x = 54 + 36
-9x = 54 + 36

Combine like terms: 54 + 36 = 90
-9x = 90

Divide each side by '-9'.
x = -10

Simplifying
x = -10

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