Answer:
Step-by-step explanation:
Answer:
49 - 2y
Step-by-step explanation:
y to represent Vanessa's age.
49 decreased by twice Vanessa's age
decreased by means subtract, twice means 2 times
49 - 2y
1)5^2
2)8^5
3)9^3
4)2^4
5)7^6
6)2.3^2
Answer:
10.5
Step-by-step explanation:
i=0.5
k=0.25
7x0.5=3.5
8x0.25=2
3.5+5+2= 10.5
10.5
