3(2x+1)+2(4+2)=21

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Solution for 3(2x+1)+2(4+2)=21 equation: 


Simplifying
3(2x + 1) + 2(4 + 2) = 21

Reorder the terms:
3(1 + 2x) + 2(4 + 2) = 21
(1 * 3 + 2x * 3) + 2(4 + 2) = 21
(3 + 6x) + 2(4 + 2) = 21

Combine like terms: 4 + 2 = 6
3 + 6x + 2(6) = 21

Multiply 2 * 6
3 + 6x + 12 = 21

Reorder the terms:
3 + 12 + 6x = 21

Combine like terms: 3 + 12 = 15
15 + 6x = 21

Solving
15 + 6x = 21

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 6x = 21 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 21 + -15
6x = 21 + -15

Combine like terms: 21 + -15 = 6
6x = 6

Divide each side by '6'.
x = 1

Simplifying
x = 1

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