Given function, r(x) = x/3, determine value of x for when r(x) = - 2

Np4=12np2 with clear explanation.

Measures of the angle of r, 31 s (x+4) t (3x+9)

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