70=3n-1+3n+1+n

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Solution for 70=3n-1+3n+1+n equation:


Simplifying
70 = 3n + -1 + 3n + 1 + n

Reorder the terms:
70 = -1 + 1 + 3n + 3n + n

Combine like terms: -1 + 1 = 0
70 = 0 + 3n + 3n + n
70 = 3n + 3n + n

Combine like terms: 3n + 3n = 6n
70 = 6n + n

Combine like terms: 6n + n = 7n
70 = 7n

Solving
70 = 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.
70 + -7n = 7n + -7n

Combine like terms: 7n + -7n = 0
70 + -7n = 0

Add '-70' to each side of the equation.
70 + -70 + -7n = 0 + -70

Combine like terms: 70 + -70 = 0
0 + -7n = 0 + -70
-7n = 0 + -70

Combine like terms: 0 + -70 = -70
-7n = -70

Divide each side by '-7'.
n = 10

Simplifying
n = 10

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