1.
Write
5 less than twice the length equals 11
as an algebraic equation.
A.
5 < 2
+ 11
B.
2
÷ 5 = 11
C.
2
- 5 = 11
D.
- 5 = 11
Hint
2.
Three more than the product of 6 and a number is 51. Write an equation and find the number.
A.
6 +
n
+ 3 = 51; 42
B.
3 + 6
n
= 51; 15
C.
3
n
(6) = 51;
D.
6
n
+ 3 = 51; 8
Hint
3.
Find a solution to the equation using guess-check-and-improve.
11
x
–
x
2
= 18
A.
x
= 18 (11 is also a solution)
B.
x
= 9 (2 is also a solution)
C.
x
= 10 (18 is also a solution)
D.
x
= 11 (9 is also a solution)
Hint
4.
Find a solution to the equation using guess-check-and-improve.
8
b
+ 17 = 41
A.
b
= 18
B.
b
= 1
C.
b
= 3
D.
b
= 17
Hint
5.
Find a solution to the equation using guess-check-and-improve. Give the solution to the nearest tenth.
k
· (18 +
k
) = 67.84
A.
k
= 13.2
B.
k
= 9.8
C.
k
= 3.2
D.
k
= 13.5
Hint