-19=7(x+3)-3x

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


Simplifying
-19 = 7(x + 3) + -3x

Reorder the terms:
-19 = 7(3 + x) + -3x
-19 = (3 * 7 + x * 7) + -3x
-19 = (21 + 7x) + -3x

Combine like terms: 7x + -3x = 4x
-19 = 21 + 4x

Solving
-19 = 21 + 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 = 21 + 4x + -4x

Combine like terms: 4x + -4x = 0
-19 + -4x = 21 + 0
-19 + -4x = 21

Add '19' to each side of the equation.
-19 + 19 + -4x = 21 + 19

Combine like terms: -19 + 19 = 0
0 + -4x = 21 + 19
-4x = 21 + 19

Combine like terms: 21 + 19 = 40
-4x = 40

Divide each side by '-4'.
x = -10

Simplifying
x = -10

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