Question

find the unknown x in the following​

Answer 1

Answer:

90+5x + x = 180

Step-by-step explanation:

90 + 6x = 180

6x = 90

x = 90/6 = 15

Answer 2

Answer:

5x+x+90=180

6x=180-90

6x=90

x=90/6

x=15

hope it helps