10N+2-9-7N+4N=13

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Solution for 10N+2-9-7N+4N=13 equation: 


Simplifying
10N + 2 + -9 + -7N + 4N = 13

Reorder the terms:
2 + -9 + 10N + -7N + 4N = 13

Combine like terms: 2 + -9 = -7
-7 + 10N + -7N + 4N = 13

Combine like terms: 10N + -7N = 3N
-7 + 3N + 4N = 13

Combine like terms: 3N + 4N = 7N
-7 + 7N = 13

Solving
-7 + 7N = 13

Solving for variable 'N'.

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

Add '7' to each side of the equation.
-7 + 7 + 7N = 13 + 7

Combine like terms: -7 + 7 = 0
0 + 7N = 13 + 7
7N = 13 + 7

Combine like terms: 13 + 7 = 20
7N = 20

Divide each side by '7'.
N = 2.857142857

Simplifying
N = 2.857142857

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