x+-4x+7x-9=-13

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Solution for x+-4x+7x-9=-13 equation:


Simplifying
x + -4x + 7x + -9 = -13

Reorder the terms:
-9 + x + -4x + 7x = -13

Combine like terms: x + -4x = -3x
-9 + -3x + 7x = -13

Combine like terms: -3x + 7x = 4x
-9 + 4x = -13

Solving
-9 + 4x = -13

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 4x = -13 + 9

Combine like terms: -9 + 9 = 0
0 + 4x = -13 + 9
4x = -13 + 9

Combine like terms: -13 + 9 = -4
4x = -4

Divide each side by '4'.
x = -1

Simplifying
x = -1

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