Answer:
2000 calories
Step-by-step explanation:
2400 / 6 = 400 calories per 1/6 of pizza
400 * 5 = 2000
Step-by-step explanation:

Answer:
√308 or 17.5
Step-by-step explanation:
c^2=a^2+b^2
c^2-a^2=b^2
Substitute
18^2-4^2=b^2
324-16=b^2
b^2=308
b=√308 or b=17.5
Answer:
x<-21
Step-by-step explanation:
x/7<-3
x<-21