1-x-3x=-19

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Solution for 1-x-3x=-19 equation: 


Simplifying
1 + -1x + -3x = -19

Combine like terms: -1x + -3x = -4x
1 + -4x = -19

Solving
1 + -4x = -19

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + -4x = -19 + -1

Combine like terms: 1 + -1 = 0
0 + -4x = -19 + -1
-4x = -19 + -1

Combine like terms: -19 + -1 = -20
-4x = -20

Divide each side by '-4'.
x = 5

Simplifying
x = 5

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