Aruthmetic
an=a1+d(n-1)
a1=4
5th is 16
a5=4+d(5-1)=16
16=4+d(4)
minus 4
12=d(4)
divide 4
3=d
an=4+3(n-1)
an=4+3n-3
an=4-3+3n
an=1+3n
B is ansres
Answer:
He needs to order
of carpet
Step-by-step explanation:
we know that

we have

Convert to 

Answer:No
Step-by-step explanation: 3x and 4y have different variables.
Answer/Step-by-step explanation:
Change the 3rd and 4th input. ALL the input values must be different even if they have the same output values in order to be a function. NONE of the input values should be the same, it just has to be something completely different for it to be correct. It may not be linear, but It will be correct.
Answer:
Length between the longest bolt and the shortest bolt is:
2.375 inch
If we laid one of each size bolt end to end , then the length of row of bolts is:
5.125 inch
Step-by-step explanation:
We are given that:
Martin sorted the bolts in his toolbox by size.
They measured 3/8 inch, 1/2 inch,5/8 inch, 7/8 inch, and 1 1/4 inches
longest bolt= 11/4 inches shortest bolt=3/8 inch
Difference between longest and shortest bolt= 
Now, if we lay one of each size bolt end to end then, length of row will be:

=41/8
= 5.125 inches