7+9(-2x+9)+1=

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Solution for 7+9(-2x+9)+1= equation:


Simplifying
7 + 9(-2x + 9) + 1 = 0

Reorder the terms:
7 + 9(9 + -2x) + 1 = 0
7 + (9 * 9 + -2x * 9) + 1 = 0
7 + (81 + -18x) + 1 = 0

Reorder the terms:
7 + 81 + 1 + -18x = 0

Combine like terms: 7 + 81 = 88
88 + 1 + -18x = 0

Combine like terms: 88 + 1 = 89
89 + -18x = 0

Solving
89 + -18x = 0

Solving for variable 'x'.

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

Add '-89' to each side of the equation.
89 + -89 + -18x = 0 + -89

Combine like terms: 89 + -89 = 0
0 + -18x = 0 + -89
-18x = 0 + -89

Combine like terms: 0 + -89 = -89
-18x = -89

Divide each side by '-18'.
x = 4.944444444

Simplifying
x = 4.944444444

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