Answer:
1. 30
2. x<-72
3. 7b=63
4. x=3.2
5. 1/10
Step-by-step explanation:
1. Substitute a for 10
2(150/10)
2*15
30
2. Think of it like a normal equation
x/4<-18
x<-18*4
x<-72
3. 7b=63
4. 2.5x=8
x=3.2
5. 1/5*1/2= 1/10
The y-intercept indicates that the phone card started with 850 minutes. The slope indicates that 50 minutes were used per day.
4 designs
Short/Long sleeves = 2 types of sleeves
7 different patterns
4 x 2 = 8
8 x 7 = 56
Answer:
The company sells 56 different types of shirts.
EDITED
Hope my answer helps :)