Answer:
1:3 or 1/4 and 3/4
2:6
3:9
Step-by-step explanation:
Answer:
(2, 1): Yes
Step-by-step explanation:
5x - 3y = 7
-2x + 7y = 3
(2, 1) = 5(2) - 3(1) = 7
10 - 3 = 7
7 = 7
-2(2) + 7(1) = 3
-4 + 7 = 3
3 = 3
Yes
Answer:
The number of balloons varies directly with the number of tables. The two variables are directly proportional. The relationship of balloons to tables is the ratio 5:1, where 5 is the constant of variation. Use the equation y = kx, where k is the constant of variation resulting in the equation y = 5x.
Step-by-step explanation:
i just did it
Answer:
1. at least 92
2. 25 dollars
3. 23 mintues
Step-by-step explanation: