4(3x+2)+1=21

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


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

Reorder the terms:
4(2 + 3x) + 1 = 21
(2 * 4 + 3x * 4) + 1 = 21
(8 + 12x) + 1 = 21

Reorder the terms:
8 + 1 + 12x = 21

Combine like terms: 8 + 1 = 9
9 + 12x = 21

Solving
9 + 12x = 21

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 12x = 21 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = 21 + -9
12x = 21 + -9

Combine like terms: 21 + -9 = 12
12x = 12

Divide each side by '12'.
x = 1

Simplifying
x = 1

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