1.
Solve
6 mentally.
A.
12
B.
2
C.
3
D.
24
Hint
2.
Write ''16 less than a number is 28'' as an equation.
A.
16
n
= 28
B.
28
C.
n
+ 16 = 28
D.
n
- 16 = 28
Hint
3.
Translate ''a product of a number and seven is 49'' into an equation.
A.
x
+ 7 = 49
B.
x
- 7 = 49
C.
49
D.
7
x
= 49
Hint
4.
Which value is the solution of 3
x
– 7 = 14?
A.
9
B.
7
C.
8
D.
6
Hint
5.
Which value is the solution of
A.
117
B.
99
C.
90
D.
108
Hint