Answer:
10 hours
Step-by-step explanation:
let x be the total number of hours
Amazing design total charge = 45x+250
super structures total charge = 60x+100
both companies charge the same amount when both equation equals
45x+250=60x+100
60x-45x=250-100
15x=150
x=10
therefore at 10 hours both companies will charge the same amount
Answer: B
Step-by-step explanation:
7 ×5 = 35 and 5 × 7 = 35
ans is 35
Answer:
String
2.
4
6
Percussion
5
10
15
Step-by-step explanation:
