1.
Write an equation to represent ''
x
increased by 50 is 72.''
A.
x
- 50
B.
50
x
C.
x
+ 50
D.
50 -
x
Hint
2.
Write an expression to represent ''five times as much as I paid yesterday.''
A.
5 +
c
B.
5 -
c
C.
5
c
D.
Hint
3.
Write an equation to represent ''the difference of a number and 10 is 7.''
A.
B.
x
+ 10
C.
x
– 10
D.
10 –
x
Hint
4.
Write
22 times a number is 110
as an algebraic equation. Let
n
represent the number.
A.
22
n
= 110
B.
= 110
C.
22 –
n
= 110
D.
22 +
n
= 110
Hint
5.
Connor is 7 inches taller than his brother Alex. If Connor is 45 inches tall, which equation could be used to determine Alex’s height? Let
a
represent Alex’s height.
A.
a
+ 7 = 45
B.
45 +
a
= 7
C.
a
– 7 = 45
D.
7 –
a
= 45
Hint