Answer:
D
Step-by-step explanation:
The parabola opens up. Which means the vertex is the minimum value.
Answer:

Step-by-step explanation:
To find the area of a triangle, you need to multiply the width by the height. In this case:

Hope this helps!
Answer: IXL
Step-by-step explanation:
Answer:
<em>
x−y
=
9
, x
+
y
=
6</em>
<em>x
+
y
=
4 , x
−
y
=
2</em>
<em>x
+
2
y
=
4 , x
−
y
=
−
3 </em>
<em>try out these examples?</em>
<em />
<em />
Answer:
x-73
Step-by-step explanation:
Let x=Jose's height. If it says "less than," then that is subtraction. Since Jose's height is not defined, there is no specific number that can be used to describe "73 less than twice Jose's height," so I use the variable x, and then subtract 73.