14=5x-(-2x+21)

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Solution for 14=5x-(-2x+21) equation:


Simplifying
14 = 5x + -1(-2x + 21)

Reorder the terms:
14 = 5x + -1(21 + -2x)
14 = 5x + (21 * -1 + -2x * -1)
14 = 5x + (-21 + 2x)

Reorder the terms:
14 = -21 + 5x + 2x

Combine like terms: 5x + 2x = 7x
14 = -21 + 7x

Solving
14 = -21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
14 + -7x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
14 + -7x = -21 + 0
14 + -7x = -21

Add '-14' to each side of the equation.
14 + -14 + -7x = -21 + -14

Combine like terms: 14 + -14 = 0
0 + -7x = -21 + -14
-7x = -21 + -14

Combine like terms: -21 + -14 = -35
-7x = -35

Divide each side by '-7'.
x = 5

Simplifying
x = 5

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