Find the recursive rule for the function
15,12,9,6,3,0
S(n) = S(n-1)-3
100
f(x)=x is graphed
if g(x)=3x was graphed how would the line compare to the line f(x)?
It would start that the same y intercept and be steeper
100
Sketch a graph of
y>-3x+1
Ms. Sabater will say if you are right
200
2/3x+4=6
What is x =3
200
y = -x + 9
Find the slope and y intercept
m=-1
b= 9
200
Find the arithmetic rule for the sequence
-21,-14,-7,0,7,14,21
S(n)= 7n-28
200
Pat and Dan are selling pan cakes at a local fair
f(x)=3x+5
what could the 3 mean in the context of the problem?
the amount they charge for each pancake
200
-50<7k+6<-8
what is the solution set
-8<k<-2
300
7x - 8 = 4x + 7
What is x = 5?
300
f(x)=-4x+15
What is f(x) when x =21
What is -69
300
s(1)=15
S(n)= 2S(n-1)+3
find the 4th term
S(4)=24
300
The number of pages Mat has read at the end of each day can be represented with the function f(x)= 25x+50
Patty logs the number of pages she reads in her diary
Day 1 2 3 4 5 7
Pages read 70 80 90 100 110 120
Who will have more pages read on day 20?
Mat with 550 pages
300
What is the value of a if (a,4) is part of the solution set of the equation 4x+2y=36
a=7
400
2(x + 8) = 16(x-4)
What is x = 4
400
2x + y = 5
Write the equation is slope intercept form
y= -2x+5
400
S(n) = 15n-10
What is the 7th term in the sequence
S(7) = 95
400
A mountain climber is climbing from the top of a 12,000 foot peak to the top of a 14000 foot peak. The horizontal distance between the two peaks is 3000 feet
what is the slope of the climb between the two peaks?
2/3
400
The function f(x) represent the amount of gas a person has left in their tank as they drive a certain number of miles throughout the week. what does f(0) mean?
the amount of gallons before driving anywhere
500
16(3x-10) - (5+x)= 3(2x-5)
1) 48x-160-5-x=6x-15
2)47x-165=6x-15
3)41x-165=-15
what is the justification used to get from step 2 to step 3?
Subtraction property of equality and combining like terms
500
-2x - 3y = 8
find the x intercept
What is -4
500
2,3.75,5.5,7.25
find the 10th term
17.75
500
Dylan is saving money to buy a car, he already has some money in the back when he starts saving the same amount of money each day. By the 3 day he has 350 dollars in his bank account and by the 10th day he has 700 dollars in his account.
How much money is he saving a day?
How much did he have in his account when he started?
He saves 50 dollars a day and started with 200 dollars