Question

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18. Find n if:
2n-6
-0-0-6" (39%{@T-CE)
23)
6
3n - 13
3
20
4
12.
3
5.
9
3
3
X Х
C.
d.
X Х
25
25
5​

Answer 1

Answer:

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mark as brainlist answer

Answer 2

Answer:

a. n=9

b. n=5

c. n=2

d. n=5

Step-by-step explanation:

a. [(4/49)^5]*[(4/49)^n-3]=(2/7)^16

[(2/7)^5*2]*[(2/7)^n-3]=(2/7)^16

[(2/7)^10]*[(2/7)^n-3]=(2/7)^16

10+(n-3)=16

n-3=16-10

n=6+3=9

The next three sums ate given in the picture