100 points! See pic attached. I will mark brainliest! I only want correct answers please. Random answers will be reported ! :)
2 answers:
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Answer:
Step-by-step explanation:
Let x represent the number of lawns Jacob mowed and y represent the number of dogs Sarah walked.
Jacob charges $20 each time he mows a lawn, then he earns $20x for x lawns mowed.
Sarah charges $10 each time she walks a dog, then she earns $10y for y dogs walked.
In total, they will earn $(20x + 10y). They need at least $2000 in order to go on a trip, then
Note that
Answer:
Step-by-step explanation:
Let
y-----> the trout population
x----> the time in years
we know that
----->exponential function that models the trout population
The sum of an Arithmetic Series is given as:
where,
d = Common Difference = Difference of any two consecutive terms.
So,
d = 8
a1 = First term = 1
Using the values, we get:
The above equation gives the formula for n terms of an Arithmetic Series.
So, option A is the correct answer
where,
d = Common Difference = Difference of any two consecutive terms.
So,
d = 8
a1 = First term = 1
Using the values, we get:
The above equation gives the formula for n terms of an Arithmetic Series.
So, option A is the correct answer