Answer:
yes
Step-by-step explanation:
in 13, both x and y are increasing by 1 correspondingly, and, in 14, both sides are multiplying by 2 together.
You use subtraction in this operation:
70 seashells - 19 seashells = 51 seashells
Thus, Joan is given 51 seashells.
Answer:
x=2
Step-by-step explanation:
5x-2+3x=14 simplify by combining 5x and 3x
8x-2=14 now add 2 to each side
8x=16 now divide 8 to both sides
x=2
Answer:
Gail should pack 4 protein bars if she packs 3 water bottles.
Step-by-step explanation:
First, write out her original ratio; 20:15. Now, you have _:3. Find how to get from 15 to 3. 15 divided by what equals 3? 5. So, to get from 15 to 3, you have to divide by 5. Do the same to 20. 20 divided by 5 equals 4. So, your ratio is 4:3. Gail should pack 4 protein bars if she packs 3 water bottles.
