19=10+9(x-1)

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Solution for 19=10+9(x-1) equation:


Simplifying
19 = 10 + 9(x + -1)

Reorder the terms:
19 = 10 + 9(-1 + x)
19 = 10 + (-1 * 9 + x * 9)
19 = 10 + (-9 + 9x)

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

Solving
19 = 1 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
19 + -9x = 1 + 9x + -9x

Combine like terms: 9x + -9x = 0
19 + -9x = 1 + 0
19 + -9x = 1

Add '-19' to each side of the equation.
19 + -19 + -9x = 1 + -19

Combine like terms: 19 + -19 = 0
0 + -9x = 1 + -19
-9x = 1 + -19

Combine like terms: 1 + -19 = -18
-9x = -18

Divide each side by '-9'.
x = 2

Simplifying
x = 2

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