70+4+2x=90

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Solution for 70+4+2x=90 equation: 


Simplifying
70 + 4 + 2x = 90

Combine like terms: 70 + 4 = 74
74 + 2x = 90

Solving
74 + 2x = 90

Solving for variable 'x'.

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

Add '-74' to each side of the equation.
74 + -74 + 2x = 90 + -74

Combine like terms: 74 + -74 = 0
0 + 2x = 90 + -74
2x = 90 + -74

Combine like terms: 90 + -74 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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