100-(x+5)2=64

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Solution for 100-(x+5)2=64 equation:


Simplifying
100 + -1(x + 5) * 2 = 64

Reorder the terms:
100 + -1(5 + x) * 2 = 64

Reorder the terms for easier multiplication:
100 + -1 * 2(5 + x) = 64

Multiply -1 * 2
100 + -2(5 + x) = 64
100 + (5 * -2 + x * -2) = 64
100 + (-10 + -2x) = 64

Combine like terms: 100 + -10 = 90
90 + -2x = 64

Solving
90 + -2x = 64

Solving for variable 'x'.

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

Add '-90' to each side of the equation.
90 + -90 + -2x = 64 + -90

Combine like terms: 90 + -90 = 0
0 + -2x = 64 + -90
-2x = 64 + -90

Combine like terms: 64 + -90 = -26
-2x = -26

Divide each side by '-2'.
x = 13

Simplifying
x = 13

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