(4x+y)+5
20x+5y
20x+5y+0
third term is zero
(predicted value - exact value)/exact value * 100
(31 - 34)/34 * 100 = 8.8%
600/100 as a mixed number would be 6
Answer:

Step-by-step explanation:
difference of a number and 9 means to subtract

twice that means multiply by 2

at least is greater than or equal to

Answer: 83 cards
Step-by-step explanation:
38 x 2 + 7 = 83