Answer:
x =417.6
Step-by-step explanation:
0.5x+78.2=287
Subtract 78.2 from each side
0.5x+78.2-78.2=287-78.2
.5x =208.8
Divide each side by .5
.5x/.5 = 280.8/.5
x =417.6
5 ft because 3 squared is 9 and 4 squared is 16 9+16=25 25 squared is 5
Answer:
k
Step-by-step explanation:
k
0.5 / 100 * X = 3
X = 3 * 100 / 0.5 = 300 / 0.5 = 600
Answer:

Step-by-step explanation:
An arithmetic sequence that is described by the explicit formula ...

can also be described by the recursive formula ...

Matching parts of the formulas, we see that a1 = 4, d = -7. Putting these values into the explicit formula gives ...
