90 POINTS Vector u= , v= , and w= . Match each vector operation with its resultant vector in component form.

The distributive property allows you to say that 3(x − 1) = 3x −

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.