7-2x+4x=-9

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Solution for 7-2x+4x=-9 equation: 


Simplifying
7 + -2x + 4x = -9

Combine like terms: -2x + 4x = 2x
7 + 2x = -9

Solving
7 + 2x = -9

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 2x = -9 + -7

Combine like terms: 7 + -7 = 0
0 + 2x = -9 + -7
2x = -9 + -7

Combine like terms: -9 + -7 = -16
2x = -16

Divide each side by '2'.
x = -8

Simplifying
x = -8

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