It means that the fractions are equal in a way even though they look different
example: 1/2 and 2/4 are equivalent because they are both half
F inverse? then :
let's consider 3x + 9 as y.
so :
y = 3x + 9
y - 9 = 3x
x = y/3 - 3
now replace y with x and you get the inverse.
f^-1 (x) = x/3 - 3
Answer: 
Step-by-step explanation:
Given
Laquita has
of fabric i.e.

She used
yards to make a blouse i.e.

Left fabric

If the garden is square, then the perimeter would be 90. 15(2)+30(2)=90
810/90=9
So it would cost $9 per foot.
Answer:
C = 31
Step-by-step explanation:
Solve for c by simplifying both sides of the equation, then isolating the variable.