4x+28-9x=100

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Solution for 4x+28-9x=100 equation:


Simplifying
4x + 28 + -9x = 100

Reorder the terms:
28 + 4x + -9x = 100

Combine like terms: 4x + -9x = -5x
28 + -5x = 100

Solving
28 + -5x = 100

Solving for variable 'x'.

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

Add '-28' to each side of the equation.
28 + -28 + -5x = 100 + -28

Combine like terms: 28 + -28 = 0
0 + -5x = 100 + -28
-5x = 100 + -28

Combine like terms: 100 + -28 = 72
-5x = 72

Divide each side by '-5'.
x = -14.4

Simplifying
x = -14.4

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