215+x=3(55+x)

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Solution for 215+x=3(55+x) equation:


Simplifying
215 + x = 3(55 + x)
215 + x = (55 * 3 + x * 3)
215 + x = (165 + 3x)

Solving
215 + x = 165 + 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.
215 + x + -3x = 165 + 3x + -3x

Combine like terms: x + -3x = -2x
215 + -2x = 165 + 3x + -3x

Combine like terms: 3x + -3x = 0
215 + -2x = 165 + 0
215 + -2x = 165

Add '-215' to each side of the equation.
215 + -215 + -2x = 165 + -215

Combine like terms: 215 + -215 = 0
0 + -2x = 165 + -215
-2x = 165 + -215

Combine like terms: 165 + -215 = -50
-2x = -50

Divide each side by '-2'.
x = 25

Simplifying
x = 25

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