21x-5(2x-7)=24

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Solution for 21x-5(2x-7)=24 equation:


Simplifying
21x + -5(2x + -7) = 24

Reorder the terms:
21x + -5(-7 + 2x) = 24
21x + (-7 * -5 + 2x * -5) = 24
21x + (35 + -10x) = 24

Reorder the terms:
35 + 21x + -10x = 24

Combine like terms: 21x + -10x = 11x
35 + 11x = 24

Solving
35 + 11x = 24

Solving for variable 'x'.

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

Add '-35' to each side of the equation.
35 + -35 + 11x = 24 + -35

Combine like terms: 35 + -35 = 0
0 + 11x = 24 + -35
11x = 24 + -35

Combine like terms: 24 + -35 = -11
11x = -11

Divide each side by '11'.
x = -1

Simplifying
x = -1

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