x+4(-x+9)=30

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Solution for x+4(-x+9)=30 equation:


Simplifying
x + 4(-1x + 9) = 30

Reorder the terms:
x + 4(9 + -1x) = 30
x + (9 * 4 + -1x * 4) = 30
x + (36 + -4x) = 30

Reorder the terms:
36 + x + -4x = 30

Combine like terms: x + -4x = -3x
36 + -3x = 30

Solving
36 + -3x = 30

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 + -3x = 30 + -36

Combine like terms: 36 + -36 = 0
0 + -3x = 30 + -36
-3x = 30 + -36

Combine like terms: 30 + -36 = -6
-3x = -6

Divide each side by '-3'.
x = 2

Simplifying
x = 2

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