Answer:
y = -7x + 8
Step-by-step explanation:
that is standard form because you can't simplify it.
Answer:
There are 111 blue bags
Step-by-step explanation:
Let
x ----> the number of black bags
y ---> the number of blue bags
we know that

isolate the variable y
-----> equation A
----> equation B
substitute equation B in equation A
therefore
There are 111 blue bags
The constant is 15, divide 45 by 3 then you’ll get 15. multiply 15 with the minutes and you’ll get the sit-ups
Answer:
1. Order the values. 2. Find the median. 3. Find the lower quartile. 4. Find the upper quartile.
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
7 times 4 equals 28 and 5 times 4 equals 20 so the answer is 20