5(2x-4)+6=21

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Solution for 5(2x-4)+6=21 equation: 


Simplifying
5(2x + -4) + 6 = 21

Reorder the terms:
5(-4 + 2x) + 6 = 21
(-4 * 5 + 2x * 5) + 6 = 21
(-20 + 10x) + 6 = 21

Reorder the terms:
-20 + 6 + 10x = 21

Combine like terms: -20 + 6 = -14
-14 + 10x = 21

Solving
-14 + 10x = 21

Solving for variable 'x'.

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

Add '14' to each side of the equation.
-14 + 14 + 10x = 21 + 14

Combine like terms: -14 + 14 = 0
0 + 10x = 21 + 14
10x = 21 + 14

Combine like terms: 21 + 14 = 35
10x = 35

Divide each side by '10'.
x = 3.5

Simplifying
x = 3.5

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