9-2(-4x+7)=7

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Solution for 9-2(-4x+7)=7 equation:


Simplifying
9 + -2(-4x + 7) = 7

Reorder the terms:
9 + -2(7 + -4x) = 7
9 + (7 * -2 + -4x * -2) = 7
9 + (-14 + 8x) = 7

Combine like terms: 9 + -14 = -5
-5 + 8x = 7

Solving
-5 + 8x = 7

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 8x = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 8x = 7 + 5
8x = 7 + 5

Combine like terms: 7 + 5 = 12
8x = 12

Divide each side by '8'.
x = 1.5

Simplifying
x = 1.5

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