How many solutions does the following equation have?
3(y+41)=3y+1233(y+41)=3y+123

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

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?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2