Answer:

Step-by-step explanation:
<u>Step 1: Convert into an equation</u>
Nine less than one forth of a number is 6

<u>Step 2: Add 9 to both sides</u>



<u>Step 3: Multiply both sides by 4</u>


Answer: 
Answer:
if am sure it's A
Step-by-step explanation:
Answer:
Formula for a linear sequence is
Tn=a+(n-1)d
where Tn is the nth term
a is the first term
n is the number of term
d is common difference
Answer:
we don't have the full answer sry.
Step-by-step explanation:
Answer:
143
Step-by-step explanation:
lets make a fraction:
so
91 oil changes/7days
lets take "x" as the unknown # of oil changes:
so
x/11
91/7=x/11
we can cross multiply:
91*11=7*x
1001=7x
143=x
so 143 oil changes in 11 days
Hope this helps!