Answer:
e = -2
Step-by-step explanation:
9e-7=7e-11
Subtract 7e from both sides
9e-7e -7=7e -7e-11
2e -7 = -11
Add 7 to each side
2e -7+7 = -11+7
2e = -4
Divide each side by 2
2e/2 = -4/2
e =-2
Answer:
3/8
Step-by-step explanation:
2/8 + 1/8 = 3/8
Does it say how many of the marbles in the bag are red? Normally you will want to divide the amount of red marbles to the amount total marbles and you will get a percent. It's also note worthy that it states the marble going back into the bag. It would change if it was left out still.
Answer:
1/5
Step-by-step explanation:
Hope this helps
