Option 1 I think i’m not positive though
Answer:

Step-by-step explanation:
we know that
Using proportion

Answer:
Step-by-step explanation:
Note that 4^7 = 4^4*4^3.
Compare 4^4 and 4^4 * 4^3. The last factor is 64. So 4^7 is 64 times larger than 4^4.
The excluded value of the equation <span>y=4/9x-45 is 9x = 45 or x = 5. the asnwer to this problem is x =5 </span>