1+8x+2x=-9

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Solution for 1+8x+2x=-9 equation: 


Simplifying
1 + 8x + 2x = -9

Combine like terms: 8x + 2x = 10x
1 + 10x = -9

Solving
1 + 10x = -9

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 10x = -9 + -1

Combine like terms: 1 + -1 = 0
0 + 10x = -9 + -1
10x = -9 + -1

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

Divide each side by '10'.
x = -1

Simplifying
x = -1

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