-3x(1)-x(2)=8

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Solution for -3x(1)-x(2)=8 equation: 


Simplifying
-3x(1) + -1x(2) = 8

Reorder the terms for easier multiplication:
-3 * 1x + -1x(2) = 8

Multiply -3 * 1
-3x + -1x(2) = 8

Reorder the terms for easier multiplication:
-3x + -1 * 2x = 8

Multiply -1 * 2
-3x + -2x = 8

Combine like terms: -3x + -2x = -5x
-5x = 8

Solving
-5x = 8

Solving for variable 'x'.

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

Divide each side by '-5'.
x = -1.6

Simplifying
x = -1.6

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