16+5=7x

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Solution for 16+5=7x equation:


Simplifying
16 + 5 = 7x

Combine like terms: 16 + 5 = 21
21 = 7x

Solving
21 = 7x

Solving for variable 'x'.

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

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

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

Add '-21' to each side of the equation.
21 + -21 + -7x = 0 + -21

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

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

Divide each side by '-7'.
x = 3

Simplifying
x = 3

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