Aruthmetic sequene is
an=a1+(n-1)d
where d=common difference between terms
adds 6 every time
d=6
first term is 8
a1=8
8+6(n-1)
distribute
8+6n-6
8-6+6n
2+6n is answer
I hope this helps you
9/9+18=x/x+10
9/27=x/x+10
1/3=x/x+10
3x=x+10
x=5
Answer: Her answer is wrong because she divided incorrectly. Correct answer: 2
Step-by-step explanation:
PEMDAS
2 to the power of 2=4
3*4=12
12/6=2
Answer:
SOLUTION STEPS
6
8
5
+−6
3
1
Multiply 6 and 8 to get 48.
8
48+5
−
3
6×3+1
Add 48 and 5 to get 53.
8
53
−
3
6×3+1
Multiply 6 and 3 to get 18.
8
53
−
3
18+1
Add 18 and 1 to get 19.
8
53
−
3
19
Least common multiple of 8 and 3 is 24. Convert
8
53
and
3
19
to fractions with denominator 24.
24
159
−
24
152
Since
24
159
and
24
152
have the same denominator, subtract them by subtracting their numerators.
24
159−152
Subtract 152 from 159 to get 7.
24
7
Step-by-step explanation:
21 is a rational number because it is an integer, which can be converted into a fraction.
<u>Step-by-step explanation:</u>
When a denominater and numerator are integers and gives a quotient then it is a rational number.
21/1, where 21 is denominator and 1 is numerator the quotient is 21. Therefore 21 is a rational number which can also be considered as a ratio.