variable whose value depends on the independent variable
100
from your notes what is the independent variable
the free and relied upon value.
100
what is the 2nd step for solving an inequality?
solve using order of operations
100
what is step 4 for solving an inequality?
reverse the sign when multiplying by a negative number.
100
what is step 5 for solving an inequality?
reverse the sign when dividing by a negative.
200
name the dependent variable-
Michael wants to determine the effect of fertilizer on the growth of grass
growth of grass lengths
200
name the independent variable-
does a person's heart rate determine how long they will live?
average heart rate
200
does the substituted number make the statement true?
substitute the number 2
into the statement
x+3>4
yes
200
6Y-3 > 15
Y > 3
200
22 < -4p - 4 +2p
-13 > p
300
name the dependent variable-
Jake want to determine if salt water has an effect on his goldfish.
what the effect on the goldfish might be
300
name the independent variable-
does being tardy impact test scores
number of times a student is late
300
does the substituted number make the statement true?
substitute the number 20
into the statement
25<40-x
no
300
(J+2)/3 < 8
J < 22
300
8s - 40 > 4(6 - 2s)
s > 4
400
name the dependent variable-
billy wants to know if increasing the amount of sprints he does will increase the speed of his mile run time?
does his mile time get faster?
400
name the independent variable-
hours studied score on test
1 75
1.5 80
2 90
2.5 94
3 98
the amount of hours studied.
400
T+6>12
T>6
400
-2p+3 < -13
p > 8
400
9 y - 80 > 5( 6 - 2 y) - 3 y
y > 5
500
name the dependent variable-
Allison wants to know if the deer population fluctuates based on the number of coyotes in the area?
size of the deer population
500
name the independent variable-
in Montana there has been more oil pulled from the ground because there have been more people working in the oil fields.