Answer:
f(-3) = 16
Step-by-step explanation:
You substitute -3 to x.
f(-3) = 2(-3)² - 5(-3) - 17
f(-3) = 16.
As for the coordinates, the coordinates plotted in the graph above are (1,-1) and (2,-2).
Answer:
4x+x=40
5x+40
x=8
8, 32
Step-by-step explanation:
Hi!
To solve this we can set up a proportion and cross multiply.

33 x 100 = 3300
3300/30 = 110
The answer is 110%
Hope this helps! :)
Berro can get 3 gallons of gas
Answer:
Step-by-step explanation:
Area of polygon = area of square + area of triangle
Square:
Side = 12 cm
Area of square = side *side
= 12 * 12
= 144 sq.cm
Triangle:
base (b) = 12 cm
Height h = 19 cm

= 6 * 19
= 114 sq.cm
Area of polygon = 144 + 114 = 258 square cm