-2+9x-4x+4x=40

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Solution for -2+9x-4x+4x=40 equation:


Simplifying
-2 + 9x + -4x + 4x = 40

Combine like terms: 9x + -4x = 5x
-2 + 5x + 4x = 40

Combine like terms: 5x + 4x = 9x
-2 + 9x = 40

Solving
-2 + 9x = 40

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 9x = 40 + 2

Combine like terms: -2 + 2 = 0
0 + 9x = 40 + 2
9x = 40 + 2

Combine like terms: 40 + 2 = 42
9x = 42

Divide each side by '9'.
x = 4.666666667

Simplifying
x = 4.666666667

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