Answer:
y=7x+5
Step-by-step explanation:
y-y1=m(x-x1)
y-(-9)=7(x-(-2))
y+9=7(x+2)
y+9=7x+14
y=7x+14-9
y=7x+5
Please mark me as Brainliest if you're satisfied with the answer.
Answer:
Option A.
Step-by-step explanation:
we have

Simplify the right side of the equation
we know that

so
The expression is

therefore
x plus b over 2 times a equals plus or minus the square root of b squared minus 4 times a times c, all over 2 times a
Here you go I hope I helped
Answer:
200
Step-by-step explanation:
I mean this one is pretty simple. all you do is 8*25 because she has 8 acres and each acre is divided into 25
40 goes into 32 0 times 40 goes into 321 8 times 40 times 8 equls 320 so 8r1