Add 2.2 to each side so 0.3z = 5.2 - 0.5z -0.8z
add 0.5z to each side so 0.8z = 5.2 - 0.8z
add 0.8z to each side so 1.4z = 5.2
divide each side by 1.4 so z = 3.71428571
Answer:
12.5 minutes of commercials
Step-by-step explanation:
9:30 - 7:00 = 2 and a half hours on air = 150 minutes.
150 / 30 = 5
5 x 2.5 = 12.5
let's plug the value of x and y as 5 and 4 respectively to find the value of given expression :
Answer:
Step-by-step explained
Sleep,eat well,drink plenty of water.Attened any revision plans.
Answer:
a) -10
b) 7
Step-by-step explanation:
a) 



b) 



