Find an equation in standard form for the hyperbola with vertices at (0, +8) and asymptotes at y = +4/3x

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Use the distributive law to multiply. 3(4x + 5y + 6)

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60