1.
Write an equation for ''5 times a number increased by 30 is –65.'' Then solve.
A.
n
= -130
B.
n
= -215
C.
n
= -7
D.
n
= -19
Hint
2.
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
3.
Translate the following sentence into an equation. The difference between 4 and five times a number is -1.
A.
-5
n
- 4 = -1
B.
5
n
- 4 = 1
C.
4 - 5
n
= -1
D.
4 + 5
n
= -1
Hint
4.
Translate the following sentence into an equation. Then find the number. Five times a number less than 18 is equal to 13.
A.
5
n
- 18 = 13; -6
B.
5
n
- 18 = 13; 6
C.
18 - 5
n
= 13; -1
D.
18 - 5
n
= 13; 1
Hint
5.
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 + 2
n
= -3; 5
D.
7 = -3 + 2
n
; -5
Hint