7x + 20 > or equal to 6

What other information do you need to prove triangle dac=bca by asa

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

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function