68+87+90+x=85

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Solution for 68+87+90+x=85 equation:


Simplifying
68 + 87 + 90 + x = 85

Combine like terms: 68 + 87 = 155
155 + 90 + x = 85

Combine like terms: 155 + 90 = 245
245 + x = 85

Solving
245 + x = 85

Solving for variable 'x'.

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

Add '-245' to each side of the equation.
245 + -245 + x = 85 + -245

Combine like terms: 245 + -245 = 0
0 + x = 85 + -245
x = 85 + -245

Combine like terms: 85 + -245 = -160
x = -160

Simplifying
x = -160

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