-x+-7x=-40+-9

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Solution for -x+-7x=-40+-9 equation: 


Simplifying
-1x + -7x = -40 + -9

Combine like terms: -1x + -7x = -8x
-8x = -40 + -9

Combine like terms: -40 + -9 = -49
-8x = -49

Solving
-8x = -49

Solving for variable 'x'.

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

Divide each side by '-8'.
x = 6.125

Simplifying
x = 6.125

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