1.
Write an equation for ''twelve more than four times a number is 32''
and solve.
A.
4
B.
5
C.
6
D.
7
Hint
2.
Write an equation for ''5 times a number increased by 30 is –65.'' Then solve.
A.
n
= -19
B.
n
= -215
C.
n
= -130
D.
n
= -7
Hint
3.
Translate the following sentence into an equation. Two less than nine times a number is -2.
A.
9
n
- 2 = -2
B.
-9
n
- 2 = -2
C.
9
n
- 2 = 2
D.
9
n
+ 2 = -2
Hint
4.
Translate the following sentence into an equation. Then find the number. Seven, added to two times a number, equals -3.
A.
7 + 2
n
= -3; 5
B.
7 = -3 + 2
n
; -5
C.
7 + 2
n
= -3; -5
D.
7 = -3 + 2
n
; 5
Hint
5.
Li’s cell phone service costs her $9.95 per month plus 5 cents per call. If Li’s bill after one month is $12, how many calls did she make? Find an equation representing the situation. Then solve the equation.
A.
9.95 + 0.05
c
= 12; 4
B.
9.95 + 0.5
c
= 12; 4
C.
9.95 + 0.5
c
= 12; 41
D.
9.95 + 0.05
c
= 12; 41
Hint