Evaluate -a - 8b when b=9 and a= -4

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

The statements below can be used to prove that the triangles are similar. ? △abc ~ △xyz by the sss similarity theorem. which mathematical statement is missing? ∠b ≅ ∠y ∠b ≅ ∠z

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?