2 Answers

Richard Lalancette · Answer 1 · 2022-01-08T02:39:17+0000

N = 6

Steps:
120=4(-6+6n)
Divide both sides of equation by 4
30=-6+6n
Move variable to the left and change its sign
-6n+30=-6
Calculate difference
-6n=-36
Divide both sides of equation by -6
N = 6

Have a nice day.

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