4x+-10+2x+1=21

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Solution for 4x+-10+2x+1=21 equation:


Simplifying
4x + -10 + 2x + 1 = 21

Reorder the terms:
-10 + 1 + 4x + 2x = 21

Combine like terms: -10 + 1 = -9
-9 + 4x + 2x = 21

Combine like terms: 4x + 2x = 6x
-9 + 6x = 21

Solving
-9 + 6x = 21

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 6x = 21 + 9

Combine like terms: -9 + 9 = 0
0 + 6x = 21 + 9
6x = 21 + 9

Combine like terms: 21 + 9 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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