A sequence is defined recursively by the formula f(n + 1) = –2f(n). The first term of the sequence is –1.5. What is the next term in the sequence? 28 ways
36 ways
56 ways
84 ways

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?