The answer is -7 ............
Answer: x = 6
Formula: 
Step-by-step explanation:
We know that an area of a triangle is half of a rectangle.
The bottom side must equal 11, since if the figure was a rectangle, the area would be multiplied by 2, giving us 44.
What minus 5 equals 11?
6.
So x must equal 6.
Answer:
<u>Answer</u><u>:</u><u> </u><u>The</u><u> </u><u>missing</u><u> </u><u>number</u><u> </u><u>is</u><u> </u><u>3</u><u>.</u><u>2</u>
Step-by-step explanation:
• let the missing number be x

Answer:
x=5.4
Step-by-step explanation:
x/3+5=6.8
-5 -5
__________
x/3= 1.8
*3
________
x= 5.4
The options of the question in the attached figure
we have that
f(x) = 1/2x²<span> + x – 9
using a graph tool
see the attached figure
</span><span>the graph of f(x) cross the negative x-axis at the point (-5.36,0)
</span>so
the answer is<span>
(–6, 0) and (–5, 0)</span>