3,000/200 = 15 and 15 * 200 = 3,000. So the rate of change is 15
Answer:
A 170+179=349 B 183+167=350 E 165+175=340
Step-by-step explanation:
Answer:
Step-by-step explanation:
3x + 18 = 4x + 7
18 - 7 =4x - 3x
11 = x
x= 11
36 posters is the answer so one can is 3 posters so you just times 12 by 3