Question

Which number is equivalent to 16?

A.256
B226.
C.32
D.18
What value of x makes the equation below true? 7x-1=9
A.2/7
B.8/7
C.10/7
D.16/7

Answer 1

1) I think you meant 16^2. That's 4^4, so it would be 64*4 which is 256, A
2) 7x-1 = 9
7x=10
x=10/7
C

Answer 2

`16^2`

`16*16`

`256`

`A`


`7x-1=9`

`7x-1+1 = 9+1`

`7x=10`

`(7x)/(7) = (10)/(7)`

`x= (7)/(10)`

`C`