Answer:
y = -27
Step-by-step explanation:
- Multiply the entire equation by 6

2*(y + 1) - (3y - 1 ) = 30
- Multiply (y +1) by 2 and (3y - 1) by (-1)
2y + 2 - 3y + 1 = 30
- Isolate y term by taking the constant term to RHS
2y - 3y = 30 - 2 - 1
-y = 27
y = -27
One of the numbers is 399.
It is an odd number that has neither a 1 or a seven, is not divisible by 5 and has a three in the hundreds place.
Another number is 329 which meets all of the requirements. 7 goes into it 47 times
The last number is 343. Seven goes into it 49 times.
Hope this Helps!
Answer:
2.5 hours.
Step-by-step explanation:
This is the answer because you will need to add both of their times together then divide it by 2. You divide it by two because there are 2 people.
he used commutative property incorrectly
Step-by-step explanation:
i worked this out on my own to find out that he used commutative property incorrectly and then on edgen.. this answer was correct <3