1.
Solve the equation 2
a
-
b
=
ac
+ 3
b
for
a
.
A.
B.
C.
D.
Hint
2.
Solve 2
x
+ 8
y
= 48 for
y
.
A.
y
= -2
x
+ 48
B.
C.
D.
y
= -2
x
+ 6
Hint
3.
Solve 4
w
–
x
=
wy
+ 10 for
w
.
A.
B.
C.
w
= 14 +
x
–
y
D.
Hint
4.
Solve 5
t
+
u
+
v
= 3 for
t
.
A.
t
= 15 –
u
–
v
B.
C.
t
= -2 –
u
–
v
D.
Hint
5.
Use the formula
A
=
lw
to find the width of a rectangle whose area is 46.875 square meters and whose length is 7.5 meters.
A.
6.25 meters
B.
6.2 meters
C.
6.5 meters
D.
6.35 meters
Hint