7-9(1+6x)=-22.5

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Solution for 7-9(1+6x)=-22.5 equation:


Simplifying
7 + -9(1 + 6x) = -22.5
7 + (1 * -9 + 6x * -9) = -22.5
7 + (-9 + -54x) = -22.5

Combine like terms: 7 + -9 = -2
-2 + -54x = -22.5

Solving
-2 + -54x = -22.5

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -54x = -22.5 + 2

Combine like terms: -2 + 2 = 0
0 + -54x = -22.5 + 2
-54x = -22.5 + 2

Combine like terms: -22.5 + 2 = -20.5
-54x = -20.5

Divide each side by '-54'.
x = 0.3796296296

Simplifying
x = 0.3796296296

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