Question

find x ,y if 27 power x+1=9 power x+3= 3 power y

Answer 1

Step-by-step explanation:

27

x+1

=9

x+3

⇒(3

3

)

x+1

=(3

2

)

x+3

⇒3

3x+3

=3

2x+6

⇒3x+3=2x+6

⇒3x−2x=6−3

⇒x=3

Consider 9

x+3

=3

y

⇒(3

2

)

x+3

=3

y

⇒3

2x+6

=3

y

⇒2x+6=y

∴2(3)+6=y=12

Answer 2

Answer:

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