She is correct.
She starts with 50
Each square foot adds 3 dollars...
so Square feet can be represented by x, and cost will be y... giving this linear function:
y=3x+50.
Answer:
C
Step-by-step explanation:
68 - 80 / 80
= - 12 / 80
= - 3 / 20
= - 15%
Answer:
D. n= 0 or n= 4/5
Step-by-step explanation:
Factor and set each factor equal to zero.
n
=
0
,
4
5
Isolate the variable by dividing each side by factors that don't contain the variable.
Exact Form:
n
=
0
,
4
5
Decimal Form:
n
=
0
,
0.8
Answer:
3
Step-by-step explanation:
So we have the function:
To evaluate the value of f(-2), substitute -2 for x. Thus:
Square first:
Multiply:
Now, subtract:
So:
And we're done!
Answer:
12/5 or 2.4 cm³
Step-by-step explanation:
3*4/3*3/5=12/5 or 2.4 cm³
