16x+21=30+13x

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Solution for 16x+21=30+13x equation:


Simplifying
16x + 21 = 30 + 13x

Reorder the terms:
21 + 16x = 30 + 13x

Solving
21 + 16x = 30 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
21 + 16x + -13x = 30 + 13x + -13x

Combine like terms: 16x + -13x = 3x
21 + 3x = 30 + 13x + -13x

Combine like terms: 13x + -13x = 0
21 + 3x = 30 + 0
21 + 3x = 30

Add '-21' to each side of the equation.
21 + -21 + 3x = 30 + -21

Combine like terms: 21 + -21 = 0
0 + 3x = 30 + -21
3x = 30 + -21

Combine like terms: 30 + -21 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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