What t value will yield 4?
H(t) = 4t + 20
How about -4?
H(-4) = 4(-4) + 20
H(-4) = -16 + 20
H(-4) = 4
Yes, t = -4
Done.
Answer:
C
Step-by-step explanation:
standard form is ax + by = c, which is true for the third option.
Answer:


Step-by-step explanation:
Given :
...................... equation 1
........................ equation 2
solving the system of linear equation by substitution method , substitute equation 1 into equation 2 , that is



collect the like terms

therefore :

substitute
into equation 1 to find the value of y , that is


Therefore :


You would have to find out how many square feet the lawn is first:
70 x 50 = 3500 square feet
You are told that one pound = 200 square feet so use this to calculate how many pound you’ll need for 3500 square feet.
3500 square feet divided by 200 square feet = 17.5 pounds
Answer: 17.5 pounds
Answer:
Multi facets
Step-by-step explanation:
First company surveys best customers so they are highest spending
First company standard deviation is high @ $62 so their spends are $606 a year plus or minus $180 (rounded up)
Second company has a Random sample so includes all customers
Second company has larger number of responses
Second company has a range of plus or minus $40