7N-3=2N+42

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Solution for 7N-3=2N+42 equation:


Simplifying
7N + -3 = 2N + 42

Reorder the terms:
-3 + 7N = 2N + 42

Reorder the terms:
-3 + 7N = 42 + 2N

Solving
-3 + 7N = 42 + 2N

Solving for variable 'N'.

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

Add '-2N' to each side of the equation.
-3 + 7N + -2N = 42 + 2N + -2N

Combine like terms: 7N + -2N = 5N
-3 + 5N = 42 + 2N + -2N

Combine like terms: 2N + -2N = 0
-3 + 5N = 42 + 0
-3 + 5N = 42

Add '3' to each side of the equation.
-3 + 3 + 5N = 42 + 3

Combine like terms: -3 + 3 = 0
0 + 5N = 42 + 3
5N = 42 + 3

Combine like terms: 42 + 3 = 45
5N = 45

Divide each side by '5'.
N = 9

Simplifying
N = 9

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