515=215+x

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Solution for 515=215+x equation:


Simplifying
515 = 215 + x

Solving
515 = 215 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
515 + -1x = 215 + x + -1x

Combine like terms: x + -1x = 0
515 + -1x = 215 + 0
515 + -1x = 215

Add '-515' to each side of the equation.
515 + -515 + -1x = 215 + -515

Combine like terms: 515 + -515 = 0
0 + -1x = 215 + -515
-1x = 215 + -515

Combine like terms: 215 + -515 = -300
-1x = -300

Divide each side by '-1'.
x = 300

Simplifying
x = 300

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