2(2x+3)+2=21

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Solution for 2(2x+3)+2=21 equation:


Simplifying
2(2x + 3) + 2 = 21

Reorder the terms:
2(3 + 2x) + 2 = 21
(3 * 2 + 2x * 2) + 2 = 21
(6 + 4x) + 2 = 21

Reorder the terms:
6 + 2 + 4x = 21

Combine like terms: 6 + 2 = 8
8 + 4x = 21

Solving
8 + 4x = 21

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 4x = 21 + -8

Combine like terms: 8 + -8 = 0
0 + 4x = 21 + -8
4x = 21 + -8

Combine like terms: 21 + -8 = 13
4x = 13

Divide each side by '4'.
x = 3.25

Simplifying
x = 3.25

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