Question

Please help meeee!!!!!!!!

Answer 1

17.5

Explanation:

115+(4n-5) are a linear pair.

115+(4n-5)= 180

minus 115

4n-5=65

plus 5

4n=70

divide by 4

n= 17.5

Answer 2

n = 17.5

Explanation:

4*17.5 = 70

70 - 5 = 65

115 + 65 = 180

Have a nice day!