4x-(6x+3)=21

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


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

Reorder the terms:
4x + -1(3 + 6x) = 21
4x + (3 * -1 + 6x * -1) = 21
4x + (-3 + -6x) = 21

Reorder the terms:
-3 + 4x + -6x = 21

Combine like terms: 4x + -6x = -2x
-3 + -2x = 21

Solving
-3 + -2x = 21

Solving for variable 'x'.

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

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

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

Combine like terms: 21 + 3 = 24
-2x = 24

Divide each side by '-2'.
x = -12

Simplifying
x = -12

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