4n-8=9n-7

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Solution for 4n-8=9n-7 equation:


Simplifying
4n + -8 = 9n + -7

Reorder the terms:
-8 + 4n = 9n + -7

Reorder the terms:
-8 + 4n = -7 + 9n

Solving
-8 + 4n = -7 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-8 + 4n + -9n = -7 + 9n + -9n

Combine like terms: 4n + -9n = -5n
-8 + -5n = -7 + 9n + -9n

Combine like terms: 9n + -9n = 0
-8 + -5n = -7 + 0
-8 + -5n = -7

Add '8' to each side of the equation.
-8 + 8 + -5n = -7 + 8

Combine like terms: -8 + 8 = 0
0 + -5n = -7 + 8
-5n = -7 + 8

Combine like terms: -7 + 8 = 1
-5n = 1

Divide each side by '-5'.
n = -0.2

Simplifying
n = -0.2

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