2x+21=10x+43

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Solution for 2x+21=10x+43 equation:


Simplifying
2x + 21 = 10x + 43

Reorder the terms:
21 + 2x = 10x + 43

Reorder the terms:
21 + 2x = 43 + 10x

Solving
21 + 2x = 43 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
21 + 2x + -10x = 43 + 10x + -10x

Combine like terms: 2x + -10x = -8x
21 + -8x = 43 + 10x + -10x

Combine like terms: 10x + -10x = 0
21 + -8x = 43 + 0
21 + -8x = 43

Add '-21' to each side of the equation.
21 + -21 + -8x = 43 + -21

Combine like terms: 21 + -21 = 0
0 + -8x = 43 + -21
-8x = 43 + -21

Combine like terms: 43 + -21 = 22
-8x = 22

Divide each side by '-8'.
x = -2.75

Simplifying
x = -2.75

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