Answer:
It would take them 6 hours to fill an empty tank.
Step-by-step explanation:
Add the amount of time it takes Pipe A and Pipe B to fill an empty tank together (5 + 7) and then divide your sum by two. You should get 12 / 2 = 6.
<em>Hope This Helps!</em>
Answer:
x = 0
y = 3
Step-by-step explanation:
6x + 2y = 6 | ×7 |
7x + 3y = 9 | ×6 |
42x + 14y = 42
42x + 18y = 54
____________--
-4y = -12
y = -12/-4
y = 3
6x + 2y = 6
6x + 2(3) = 6
6x + 6 = 6
6x = 6 - 6
6x = 0
x = 0/6
x = 0
The answer would be B because he is gonna babysit for 4 hours and will charge $40 plus $4. So for the 4 hours he will earn $16 plus 40.
putting your name on the paper gives you one point. 100 total points. Remaining points is 100-1=99.
9 questions, so 99/9=11.
Each question is worth 11 points. Hope I helped!
