Write an equat on that models this situation.
Kristy wants to make Valentines, each decorated with 4
need to make the cards?
, for 7 of her friends. How many inches of lace (x) does Kristy
7x = 4
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Expressions and Equations
ove Problems

since we know that the two functions are equal, f (x) = g

(x), therefore when we equate the two equations the result should be similar to

3x = x – 4:

a. f(x) = 3x, g(x) = x – 4

equating the two functions:

3x = x – 4             (correct)

so we now got our answer (a)

look in attachments

step-by-step explanation:

a = (-2, 0)

b= (-4, 0)

c = (-5,2)

d = (-1,2)