1.
Find a solution to the equation using backtracking.
A.
a
= –2
B.
a
= 3
C.
a
= 2
D.
a
= 5
Hint
2.
Find a solution to the equation using backtracking.
A.
n
= –12
B.
n
= 10
C.
n
= –89
D.
n
= –100
Hint
3.
Find a solution to the equation by doing the same thing to both sides.
3(5
f
+ 7) + 9(
f
+ 4) = 9
A.
f
= –2
B.
f
= –12
C.
f
= –10
D.
f
= –9
Hint
4.
Julian said, ''I'm thinking of a number. When I add 3 to my number, multiply the sum by 12, divide the product by 8, and subtract the result by 7, I get 11. What is the number I'm thinking of?''
A.
8
B.
10
C.
7
D.
9
Hint
5.
Tamara and Joanne collect stamps. Tamara has 30 less than 5 times the number of stamps that Joanne has. Tamara also has 42 more stamps than Joanne. How many stamps does Tamara have?
A.
23
B.
18
C.
60
D.
42
Hint