1.
Write an equation for ''twelve more than four times a number is 32''
and solve.
A.
6
B.
7
C.
4
D.
5
Hint
2.
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
3.
Translate the following sentence into an equation. Nine is the sum of 1 and two times a number.
A.
1 = 9 + 2
n
B.
9 = 2 +
n
C.
9 = 1 + 2
n
D.
9 = 1(2
n
)
Hint
4.
Translate the following sentence into an equation. Then find the number. Seven, added to two times a number, equals -3.
A.
7 = -3 + 2
n
; 5
B.
7 + 2
n
= -3; -5
C.
7 = -3 + 2
n
; -5
D.
7 + 2
n
= -3; 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; 41
B.
9.95 + 0.05
c
= 12; 4
C.
9.95 + 0.5
c
= 12; 41
D.
9.95 + 0.5
c
= 12; 4
Hint