Answer:
1 C
2 A
3 D
4 B
Step-by-step explanation:
D= 25- 4*2*-9=97
X= -b+√D/2a OR -b-√D/2a
X= 5+√97/4 OR 5-√97/4
Answer:
equate
Step-by-step explanation:
4(2x + 5) = 3(2x + 8)
8x + 20 = 6x + 24
2x = 4
x = 2
substitute back in to find side measures and perimeters
Answer:

Step-by-step explanation:

<, > - open circle
≤, ≥ - closed circle
<, ≤ - draw the line to the left
>, ≥ - draw the line to the right