7-9(2x+1)=16

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Solution for 7-9(2x+1)=16 equation:


Simplifying
7 + -9(2x + 1) = 16

Reorder the terms:
7 + -9(1 + 2x) = 16
7 + (1 * -9 + 2x * -9) = 16
7 + (-9 + -18x) = 16

Combine like terms: 7 + -9 = -2
-2 + -18x = 16

Solving
-2 + -18x = 16

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 + -18x = 16 + 2

Combine like terms: -2 + 2 = 0
0 + -18x = 16 + 2
-18x = 16 + 2

Combine like terms: 16 + 2 = 18
-18x = 18

Divide each side by '-18'.
x = -1

Simplifying
x = -1

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