3x+66+7x+10=90

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Solution for 3x+66+7x+10=90 equation:


Simplifying
3x + 66 + 7x + 10 = 90

Reorder the terms:
66 + 10 + 3x + 7x = 90

Combine like terms: 66 + 10 = 76
76 + 3x + 7x = 90

Combine like terms: 3x + 7x = 10x
76 + 10x = 90

Solving
76 + 10x = 90

Solving for variable 'x'.

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

Add '-76' to each side of the equation.
76 + -76 + 10x = 90 + -76

Combine like terms: 76 + -76 = 0
0 + 10x = 90 + -76
10x = 90 + -76

Combine like terms: 90 + -76 = 14
10x = 14

Divide each side by '10'.
x = 1.4

Simplifying
x = 1.4

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