Answer:
3
Step-by-step explanation:
45/3 = 15
21/3 = 7
12/3 =4
Answer:
Step-by-step explanation:

Equation:

2y - 2*9 = 15(x - 4)
2y - 18 = 15x - 60
2y - 18 + 60 = 15x
2y + 42 = 15x
15x - 2y = 42
Answer:
3m -5
Step-by-step explanation:
3(m - 3) + 4
Distribute
3m -9 +4
Combine like terms
3m -5
Answer:
0=0
1=$7.50
2=$15
3=$22.50
4=$30
5=$37.50
10=$75
40=$300
Step-by-step explanation: