1.
Write
5 less than twice the length equals 11
as an algebraic equation.
A.
- 5 = 11
B.
2
÷ 5 = 11
C.
2
- 5 = 11
D.
5 < 2
+ 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; 8
B.
3 + 6
n
= 51; 15
C.
3
n
(6) = 51;
D.
6 +
n
+ 3 = 51; 42
Hint
3.
Find a solution to the equation using guess-check-and-improve. Give the solution to the nearest tenth.
8
p
– 22 = 30
A.
p
= 6.5
B.
p
= 6.0
C.
p
= 11.6
D.
p
= 6.4
Hint
4.
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
= 13.5
C.
k
= 9.8
D.
k
= 3.2
Hint
5.
Find a solution to the equation using guess-check-and-improve. Give the solution to the nearest tenth.
n
+ 5 = 3(
n
- 2)
A.
n
= 2
B.
n
= 9
C.
n
= 8.5
D.
n
= 5.5
Hint