7n-10-9n=-3

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Solution for 7n-10-9n=-3 equation:


Simplifying
7n + -10 + -9n = -3

Reorder the terms:
-10 + 7n + -9n = -3

Combine like terms: 7n + -9n = -2n
-10 + -2n = -3

Solving
-10 + -2n = -3

Solving for variable 'n'.

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

Add '10' to each side of the equation.
-10 + 10 + -2n = -3 + 10

Combine like terms: -10 + 10 = 0
0 + -2n = -3 + 10
-2n = -3 + 10

Combine like terms: -3 + 10 = 7
-2n = 7

Divide each side by '-2'.
n = -3.5

Simplifying
n = -3.5

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