(-3x-1)+(-x-9)=

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Solution for (-3x-1)+(-x-9)= equation:


Simplifying
(-3x + -1) + (-1x + -9) = 0

Reorder the terms:
(-1 + -3x) + (-1x + -9) = 0

Remove parenthesis around (-1 + -3x)
-1 + -3x + (-1x + -9) = 0

Reorder the terms:
-1 + -3x + (-9 + -1x) = 0

Remove parenthesis around (-9 + -1x)
-1 + -3x + -9 + -1x = 0

Reorder the terms:
-1 + -9 + -3x + -1x = 0

Combine like terms: -1 + -9 = -10
-10 + -3x + -1x = 0

Combine like terms: -3x + -1x = -4x
-10 + -4x = 0

Solving
-10 + -4x = 0

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + -4x = 0 + 10

Combine like terms: -10 + 10 = 0
0 + -4x = 0 + 10
-4x = 0 + 10

Combine like terms: 0 + 10 = 10
-4x = 10

Divide each side by '-4'.
x = -2.5

Simplifying
x = -2.5

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