19=3x-7x+7

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Solution for 19=3x-7x+7 equation:


Simplifying
19 = 3x + -7x + 7

Reorder the terms:
19 = 7 + 3x + -7x

Combine like terms: 3x + -7x = -4x
19 = 7 + -4x

Solving
19 = 7 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
19 + 4x = 7 + -4x + 4x

Combine like terms: -4x + 4x = 0
19 + 4x = 7 + 0
19 + 4x = 7

Add '-19' to each side of the equation.
19 + -19 + 4x = 7 + -19

Combine like terms: 19 + -19 = 0
0 + 4x = 7 + -19
4x = 7 + -19

Combine like terms: 7 + -19 = -12
4x = -12

Divide each side by '4'.
x = -3

Simplifying
x = -3

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