Question

solve and send
STEP BY STEP SOLUTIONS OF EACH ​

Answer 1

Answer:

12

Step-by-step explanation:

90+3x+1+4x+5 = 180

3x+4x+6 = 180-90

7x+6 = 90

7x = 90-6

7x = 84

x = 84/7

x = 12

Anuj Agrawal

please mark me Brainlist