Answer:
a. L = 20t
Step-by-step explanation:
The length increases by 20 millimeters per minute
−
2
3
(
x
+
3
5
)
=
1
2
Step 1: Simplify both sides of the equation.
−
2
3
(
x
+
3
5
)
=
1
2
(
−
2
3
)
(
x
)
+
(
−
2
3
)
(
3
5
)
=
1
2
(Distribute)
−
2
3
x
+
−
2
5
=
1
2
Step 2: Add 2/5 to both sides.
−
2
3
x
+
−
2
5
+
2
5
=
1
2
+
2
5
−
2
3
x
=
9
10
Step 3: Multiply both sides by 3/(-2).
(
3
−
2
)
*
(
−
2
3
x
)
=
(
3
−
2
)
*
(
9
10
)
x
=
−
27
20
Answer:
x
=
−
27
20
Answer:
15 questions correct
15/20 = 75%
each 5 questions is 25 percent of the 100% so 3 x 5 = 15 = 75%
Step-by-step explanation:
Answer:
sorry this does not factor out
Step-by-step explanation:
Answer:
1 1/3
Step-by-step explanation:
