2(3x+5)+4=5x+21

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Solution for 2(3x+5)+4=5x+21 equation:


Simplifying
2(3x + 5) + 4 = 5x + 21

Reorder the terms:
2(5 + 3x) + 4 = 5x + 21
(5 * 2 + 3x * 2) + 4 = 5x + 21
(10 + 6x) + 4 = 5x + 21

Reorder the terms:
10 + 4 + 6x = 5x + 21

Combine like terms: 10 + 4 = 14
14 + 6x = 5x + 21

Reorder the terms:
14 + 6x = 21 + 5x

Solving
14 + 6x = 21 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
14 + 6x + -5x = 21 + 5x + -5x

Combine like terms: 6x + -5x = 1x
14 + 1x = 21 + 5x + -5x

Combine like terms: 5x + -5x = 0
14 + 1x = 21 + 0
14 + 1x = 21

Add '-14' to each side of the equation.
14 + -14 + 1x = 21 + -14

Combine like terms: 14 + -14 = 0
0 + 1x = 21 + -14
1x = 21 + -14

Combine like terms: 21 + -14 = 7
1x = 7

Divide each side by '1'.
x = 7

Simplifying
x = 7

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