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

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Solution for 38-x=21+3(2x+1) equation:


Simplifying
38 + -1x = 21 + 3(2x + 1)

Reorder the terms:
38 + -1x = 21 + 3(1 + 2x)
38 + -1x = 21 + (1 * 3 + 2x * 3)
38 + -1x = 21 + (3 + 6x)

Combine like terms: 21 + 3 = 24
38 + -1x = 24 + 6x

Solving
38 + -1x = 24 + 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.
38 + -1x + -6x = 24 + 6x + -6x

Combine like terms: -1x + -6x = -7x
38 + -7x = 24 + 6x + -6x

Combine like terms: 6x + -6x = 0
38 + -7x = 24 + 0
38 + -7x = 24

Add '-38' to each side of the equation.
38 + -38 + -7x = 24 + -38

Combine like terms: 38 + -38 = 0
0 + -7x = 24 + -38
-7x = 24 + -38

Combine like terms: 24 + -38 = -14
-7x = -14

Divide each side by '-7'.
x = 2

Simplifying
x = 2

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