Answer:

Step-by-step explanation:

If x is the number of berries you can buy with 1 dollar,
1 pound of blueberries = $4.00
x pound of berries = $1.00
Lets set up a proportion- because these are directly proportional- when there is more pounds of berries, it will cost more.

Cross multiply
4x=1
Divide both sides by 4 to isolate x
x=1/4 or $0.25
The slope is 2. slope is change in the y values divided by change in x values
Answer:
-1
Step-by-step explanation:
-49-35x+x=-3x-18
-49-34x=-3x-18
-34x+3x=-18+49
-31x=31
-31x/-31=31/-31
ansx=-1
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