60+x=3(7+x)

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Solution for 60+x=3(7+x) equation:


Simplifying
60 + x = 3(7 + x)
60 + x = (7 * 3 + x * 3)
60 + x = (21 + 3x)

Solving
60 + x = 21 + 3x

Solving for variable 'x'.

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

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

Combine like terms: x + -3x = -2x
60 + -2x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
60 + -2x = 21 + 0
60 + -2x = 21

Add '-60' to each side of the equation.
60 + -60 + -2x = 21 + -60

Combine like terms: 60 + -60 = 0
0 + -2x = 21 + -60
-2x = 21 + -60

Combine like terms: 21 + -60 = -39
-2x = -39

Divide each side by '-2'.
x = 19.5

Simplifying
x = 19.5

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