Answer: 7/10
Explanation:
Find the common denominator:
Since 2/5 and 3/10 has a common of denominator of ten, solve.
2/5 + 3/10 = 2/5 * 2/2 = 4/10 + 3/10 = 7/10
Therefore, the sum of 2/5 + 3/10 = 7/10
Answer: 4th answer, rate of change is $8 per guest, and the initial value is $8.
Have a great day :))
The answer for the equation is 21