6(x-3)+4x=5x+2x-21

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Solution for 6(x-3)+4x=5x+2x-21 equation:


Simplifying
6(x + -3) + 4x = 5x + 2x + -21

Reorder the terms:
6(-3 + x) + 4x = 5x + 2x + -21
(-3 * 6 + x * 6) + 4x = 5x + 2x + -21
(-18 + 6x) + 4x = 5x + 2x + -21

Combine like terms: 6x + 4x = 10x
-18 + 10x = 5x + 2x + -21

Reorder the terms:
-18 + 10x = -21 + 5x + 2x

Combine like terms: 5x + 2x = 7x
-18 + 10x = -21 + 7x

Solving
-18 + 10x = -21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-18 + 10x + -7x = -21 + 7x + -7x

Combine like terms: 10x + -7x = 3x
-18 + 3x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-18 + 3x = -21 + 0
-18 + 3x = -21

Add '18' to each side of the equation.
-18 + 18 + 3x = -21 + 18

Combine like terms: -18 + 18 = 0
0 + 3x = -21 + 18
3x = -21 + 18

Combine like terms: -21 + 18 = -3
3x = -3

Divide each side by '3'.
x = -1

Simplifying
x = -1

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