7-2(x-10)=40

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Solution for 7-2(x-10)=40 equation:


Simplifying
7 + -2(x + -10) = 40

Reorder the terms:
7 + -2(-10 + x) = 40
7 + (-10 * -2 + x * -2) = 40
7 + (20 + -2x) = 40

Combine like terms: 7 + 20 = 27
27 + -2x = 40

Solving
27 + -2x = 40

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + -2x = 40 + -27

Combine like terms: 27 + -27 = 0
0 + -2x = 40 + -27
-2x = 40 + -27

Combine like terms: 40 + -27 = 13
-2x = 13

Divide each side by '-2'.
x = -6.5

Simplifying
x = -6.5

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