10-4(1-3x)=6x-21

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Solution for 10-4(1-3x)=6x-21 equation:


Simplifying
10 + -4(1 + -3x) = 6x + -21
10 + (1 * -4 + -3x * -4) = 6x + -21
10 + (-4 + 12x) = 6x + -21

Combine like terms: 10 + -4 = 6
6 + 12x = 6x + -21

Reorder the terms:
6 + 12x = -21 + 6x

Solving
6 + 12x = -21 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
6 + 12x + -6x = -21 + 6x + -6x

Combine like terms: 12x + -6x = 6x
6 + 6x = -21 + 6x + -6x

Combine like terms: 6x + -6x = 0
6 + 6x = -21 + 0
6 + 6x = -21

Add '-6' to each side of the equation.
6 + -6 + 6x = -21 + -6

Combine like terms: 6 + -6 = 0
0 + 6x = -21 + -6
6x = -21 + -6

Combine like terms: -21 + -6 = -27
6x = -27

Divide each side by '6'.
x = -4.5

Simplifying
x = -4.5

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