Which of these expressions is equivalent to 4m+8m?

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

What is r i 4.5+10r=-6.5 with work pls

The product of sin 30 degrees and sin 60 degrees is same as the product of