Slope of line perpendicular to ax+by=c is b/a
given
-2x-8y=18
slope of perpendicular is -8/-2=4
y=4x+b
find B
(4,5)
x=4,y=5
5=4(5)+b
5=20+b
minus 20
-15=b
y=4x-15
Total boxes of cookies =140
Boxes sold = 60% of 140
Boxes sold = 0.6 x 140
Boxes sold = 84
Boxes sold that contained mint cookies = 1/4 of 84
Boxes sold that contained mint cookies = 21
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Answer: Lauren sold 21 boxes of mint cookies.
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Answer:
15
Step-by-step explanation:
you do 5*3=15
I’m pretty sure it’s b because they are camouflaged
Hold on ima do rn i think we’re doing the same thing
