1.
Evaluate
m
-
n
if
m
=
and
n
=
.
A.
B.
C.
D.
Hint
2.
Solve the equation
. Write the solution in simplest form.
A.
B.
C.
D.
Hint
3.
Solve
x
= 3
– 2
.
A.
x
= -6
B.
x
= 1
C.
x
= 6
D.
x
= -1
Hint
4.
Find the perimeter of a rectangle whose dimensions are 12
cm by
9
cm.
A.
43
cm
B.
43
cm
C.
42
cm
D.
42
cm
Hint
5.
Five boxes are 3
, 4
, 4
, 3
, and 3
inches high. If these boxes were stacked one on top of another, what is the total height of the boxes.
A.
15
inches
B.
30
inches
C.
20
inches
D.
25
inches
Hint
, 4
, 4
, 3
, and 3
inches high. If these boxes were stacked one on top of another, what is the total height of the boxes.