5x-2(3x+1)=3x-21

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Solution for 5x-2(3x+1)=3x-21 equation:


Simplifying
5x + -2(3x + 1) = 3x + -21

Reorder the terms:
5x + -2(1 + 3x) = 3x + -21
5x + (1 * -2 + 3x * -2) = 3x + -21
5x + (-2 + -6x) = 3x + -21

Reorder the terms:
-2 + 5x + -6x = 3x + -21

Combine like terms: 5x + -6x = -1x
-2 + -1x = 3x + -21

Reorder the terms:
-2 + -1x = -21 + 3x

Solving
-2 + -1x = -21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-2 + -1x + -3x = -21 + 3x + -3x

Combine like terms: -1x + -3x = -4x
-2 + -4x = -21 + 3x + -3x

Combine like terms: 3x + -3x = 0
-2 + -4x = -21 + 0
-2 + -4x = -21

Add '2' to each side of the equation.
-2 + 2 + -4x = -21 + 2

Combine like terms: -2 + 2 = 0
0 + -4x = -21 + 2
-4x = -21 + 2

Combine like terms: -21 + 2 = -19
-4x = -19

Divide each side by '-4'.
x = 4.75

Simplifying
x = 4.75

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