66+8x=90

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Solution for 66+8x=90 equation: 


Simplifying
66 + 8x = 90

Solving
66 + 8x = 90

Solving for variable 'x'.

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

Add '-66' to each side of the equation.
66 + -66 + 8x = 90 + -66

Combine like terms: 66 + -66 = 0
0 + 8x = 90 + -66
8x = 90 + -66

Combine like terms: 90 + -66 = 24
8x = 24

Divide each side by '8'.
x = 3

Simplifying
x = 3

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