7n-21+4n+20=35

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Solution for 7n-21+4n+20=35 equation:


Simplifying
7n + -21 + 4n + 20 = 35

Reorder the terms:
-21 + 20 + 7n + 4n = 35

Combine like terms: -21 + 20 = -1
-1 + 7n + 4n = 35

Combine like terms: 7n + 4n = 11n
-1 + 11n = 35

Solving
-1 + 11n = 35

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 11n = 35 + 1

Combine like terms: -1 + 1 = 0
0 + 11n = 35 + 1
11n = 35 + 1

Combine like terms: 35 + 1 = 36
11n = 36

Divide each side by '11'.
n = 3.272727273

Simplifying
n = 3.272727273

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