2x-4-7x=1+3+12

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Solution for 2x-4-7x=1+3+12 equation:


Simplifying
2x + -4 + -7x = 1 + 3 + 12

Reorder the terms:
-4 + 2x + -7x = 1 + 3 + 12

Combine like terms: 2x + -7x = -5x
-4 + -5x = 1 + 3 + 12

Combine like terms: 1 + 3 = 4
-4 + -5x = 4 + 12

Combine like terms: 4 + 12 = 16
-4 + -5x = 16

Solving
-4 + -5x = 16

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -5x = 16 + 4

Combine like terms: -4 + 4 = 0
0 + -5x = 16 + 4
-5x = 16 + 4

Combine like terms: 16 + 4 = 20
-5x = 20

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

Simplifying
x = -4

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