5(3x+1)=21

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Solution for 5(3x+1)=21 equation:


Simplifying
5(3x + 1) = 21

Reorder the terms:
5(1 + 3x) = 21
(1 * 5 + 3x * 5) = 21
(5 + 15x) = 21

Solving
5 + 15x = 21

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 15x = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 15x = 21 + -5
15x = 21 + -5

Combine like terms: 21 + -5 = 16
15x = 16

Divide each side by '15'.
x = 1.066666667

Simplifying
x = 1.066666667

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