Algebra, show how you found the
-9(4+3h) + 7h use h= 5
7 - 27/f + 4f use f= 9

Me. i can't figure out this question. give an explanation too. .

Rectangle bcde is similar to rectangle vwxy. what is the length of side vy? a) 1 7 b) 2 7 c) 3 7 d) 4 7

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?