Question

Solve for N.

-7 + N = 20

N = 13
N = -13
N = 27
N = -27

Answer 1

-7 +N=20
Basically u just add the numbers for example -7+20=N so 7 + 20 = 27 so N=27

Answer 2

Regroup terms

N − 7 = 20

Add 7 to both sides

N = 20 + 7

simplify 20 + 7 to 27

N = 27