9x-(2x-10)=40

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Solution for 9x-(2x-10)=40 equation:


Simplifying
9x + -1(2x + -10) = 40

Reorder the terms:
9x + -1(-10 + 2x) = 40
9x + (-10 * -1 + 2x * -1) = 40
9x + (10 + -2x) = 40

Reorder the terms:
10 + 9x + -2x = 40

Combine like terms: 9x + -2x = 7x
10 + 7x = 40

Solving
10 + 7x = 40

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 7x = 40 + -10

Combine like terms: 10 + -10 = 0
0 + 7x = 40 + -10
7x = 40 + -10

Combine like terms: 40 + -10 = 30
7x = 30

Divide each side by '7'.
x = 4.285714286

Simplifying
x = 4.285714286

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