Represent Proportional Relationships by Equations
7th Grade Math · Flashcards
7TH GRADE MATH · FLASHCARDS
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QUESTION
Identify the constant of proportionality in the equation
t
=
p
n
t = pn
t
=
p
n
(between
t
t
t
and
n
n
n
).
QUESTION
Identify the equation if 3 tickets cost
24
24
24
dollars and total cost
t
t
t
is proportional to tickets
n
n
n
.
QUESTION
What does the constant
k
k
k
represent in the proportional equation
y
=
k
x
y = kx
y
=
k
x
?
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ANSWER
k
k
k
is the constant of proportionality (unit rate). It's the ratio
y
x
\frac{y}{x}
x
y
that stays constant.
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