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
Answer: $56.20
Step-by-step explanation:
Both the tax and the tips will be based on the total cost:
Tip = 43.57 * 20%
= $8.71
Tax = 43.57 * 9%
= $3.92
Total = Cost + Tip + Tax
= 43.57 + 8.71 + 3.92
= $56.20
Independent:
Amount of packages bought
Pens per package
$ per package
Dependent:
Total amount of $
Answer:
B) Elisondra will order first approximately 10 times.
E) Each person will order first approximately the same number of times.
Those two answers will help you certainly ! =w=
Step-by-step explanation: just did it!
Theo had -4, and added $29 to his account, which is why he now has $25. The equation would be $29 - $4 = $25
