7x-2(3x+1)=4x-(3x-x)-19

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Solution for 7x-2(3x+1)=4x-(3x-x)-19 equation:


Simplifying
7x + -2(3x + 1) = 4x + -1(3x + -1x) + -19

Reorder the terms:
7x + -2(1 + 3x) = 4x + -1(3x + -1x) + -19
7x + (1 * -2 + 3x * -2) = 4x + -1(3x + -1x) + -19
7x + (-2 + -6x) = 4x + -1(3x + -1x) + -19

Reorder the terms:
-2 + 7x + -6x = 4x + -1(3x + -1x) + -19

Combine like terms: 7x + -6x = 1x
-2 + 1x = 4x + -1(3x + -1x) + -19

Combine like terms: 3x + -1x = 2x
-2 + 1x = 4x + -1(2x) + -19

Remove parenthesis around (2x)
-2 + 1x = 4x + -1 * 2x + -19

Multiply -1 * 2
-2 + 1x = 4x + -2x + -19

Reorder the terms:
-2 + 1x = -19 + 4x + -2x

Combine like terms: 4x + -2x = 2x
-2 + 1x = -19 + 2x

Solving
-2 + 1x = -19 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-2 + 1x + -2x = -19 + 2x + -2x

Combine like terms: 1x + -2x = -1x
-2 + -1x = -19 + 2x + -2x

Combine like terms: 2x + -2x = 0
-2 + -1x = -19 + 0
-2 + -1x = -19

Add '2' to each side of the equation.
-2 + 2 + -1x = -19 + 2

Combine like terms: -2 + 2 = 0
0 + -1x = -19 + 2
-1x = -19 + 2

Combine like terms: -19 + 2 = -17
-1x = -17

Divide each side by '-1'.
x = 17

Simplifying
x = 17

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