90+3n=66+7n

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Solution for 90+3n=66+7n equation:


Simplifying
90 + 3n = 66 + 7n

Solving
90 + 3n = 66 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
90 + 3n + -7n = 66 + 7n + -7n

Combine like terms: 3n + -7n = -4n
90 + -4n = 66 + 7n + -7n

Combine like terms: 7n + -7n = 0
90 + -4n = 66 + 0
90 + -4n = 66

Add '-90' to each side of the equation.
90 + -90 + -4n = 66 + -90

Combine like terms: 90 + -90 = 0
0 + -4n = 66 + -90
-4n = 66 + -90

Combine like terms: 66 + -90 = -24
-4n = -24

Divide each side by '-4'.
n = 6

Simplifying
n = 6

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