10x-9=20-1

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Solution for 10x-9=20-1 equation:


Simplifying
10x + -9 = 20 + -1

Reorder the terms:
-9 + 10x = 20 + -1

Combine like terms: 20 + -1 = 19
-9 + 10x = 19

Solving
-9 + 10x = 19

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 + 10x = 19 + 9

Combine like terms: -9 + 9 = 0
0 + 10x = 19 + 9
10x = 19 + 9

Combine like terms: 19 + 9 = 28
10x = 28

Divide each side by '10'.
x = 2.8

Simplifying
x = 2.8

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