(x+7)=(3x)

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


Simplifying
(x + 7) = (3x)

Reorder the terms:
(7 + x) = (3x)

Remove parenthesis around (7 + x)
7 + x = (3x)

Solving
7 + x = (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.
7 + x + (-3x) = (3x) + (-3x)

Combine like terms: x + (-3x) = -2x
7 + -2x = (3x) + (-3x)

Combine like terms: (3x) + (-3x) = 0
7 + -2x = 0

Add '-7' to each side of the equation.
7 + -7 + -2x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -2x = 0 + -7
-2x = 0 + -7

Combine like terms: 0 + -7 = -7
-2x = -7

Divide each side by '-2'.
x = 3.5

Simplifying
x = 3.5

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