After a week of rain, tadpoles appeared in your pond. after t minutes, you have (7t + 5) tadpoles and your friend has (8t – 3) tadpoles. a) write an expression that represents the number of tadpoles you and your friend caught together? b) who have more tadpoles after 9 minutes?

a)  

b) Your Friend

Step-by-step explanation:

Given : After a week of rain, tadpoles appeared in your pond. After t minutes, you have (i) tadpoles and your friend has (ii)tadpoles.

a) Now, the expression that represents the number of tadpoles you and your friend caught together will be :-

Hence, the required expression :

b) At t=9 , number of tadpoles you have =  (using (i))

Number of tadpoles you have = (using (ii))

Since , 69> 68

It means your friend has more tadpoles after 9 minutes.

answer: the two figures are congruent.

step-by-step explanation: they're congruent because figure efgh is reflected across the x and y axis but it was also rotated.

hope it !