4n-7+9n=-3

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Solution for 4n-7+9n=-3 equation:


Simplifying
4n + -7 + 9n = -3

Reorder the terms:
-7 + 4n + 9n = -3

Combine like terms: 4n + 9n = 13n
-7 + 13n = -3

Solving
-7 + 13n = -3

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 + 13n = -3 + 7

Combine like terms: -7 + 7 = 0
0 + 13n = -3 + 7
13n = -3 + 7

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

Divide each side by '13'.
n = 0.3076923077

Simplifying
n = 0.3076923077

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