19=x+3x+7

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


Simplifying
19 = x + 3x + 7

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

Combine like terms: x + 3x = 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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