2(5+3x)-3=21

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Solution for 2(5+3x)-3=21 equation:


Simplifying
2(5 + 3x) + -3 = 21
(5 * 2 + 3x * 2) + -3 = 21
(10 + 6x) + -3 = 21

Reorder the terms:
10 + -3 + 6x = 21

Combine like terms: 10 + -3 = 7
7 + 6x = 21

Solving
7 + 6x = 21

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 6x = 21 + -7

Combine like terms: 7 + -7 = 0
0 + 6x = 21 + -7
6x = 21 + -7

Combine like terms: 21 + -7 = 14
6x = 14

Divide each side by '6'.
x = 2.333333333

Simplifying
x = 2.333333333

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