Answer:
true false true true
Step-by-step explanation:
You would take 20 × .2 and then take that awnser and add it to 20 dollars, then ÷that awnser by 2 and you will get your final amount. ( awnser: $12.00 )
Since you have y alone on one side of the equation......
Use substitution and plug in 1/2x-4 for y in the other equation.
Distribute
Combine like terms
Add 8 to both sides
Divide by 4
and
Plug this value in for x
Simplify
Multiply everything by 8 and simplify
Divide.....
Your answers are:
19.899 as an approximation
2 sqrt (99) = 6sqrt (11) exactly
Answer:
14
Step-by-step explanation:
The period is the x distance for one full cycle.
The 1st peak is at 1 and the second peak at 15
The period is 15 - 1 = 14