3x+x=6(4)+x-3

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


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

Combine like terms: 3x + x = 4x
4x = 6(4) + x + -3

Multiply 6 * 4
4x = 24 + x + -3

Reorder the terms:
4x = 24 + -3 + x

Combine like terms: 24 + -3 = 21
4x = 21 + x

Solving
4x = 21 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4x + -1x = 21 + x + -1x

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

Combine like terms: x + -1x = 0
3x = 21 + 0
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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