172.Salesperson A's compensation for any week is $360 plus 6 percent of the portion of A's total sales above $1,000 for that week .Salesperson B's cpmpensation for that any ewwk is 8 percent of B's total sales for that week .For what amount of toatl weekly sales would both salepeople earn the same compensation?
(A)21,000
(B)18,000
(C)15,000
(D)4,500
(E)4,000
ANS:C
我想請問一下,
畫紅線的地方應該要怎麼翻譯?
ETS解答:
0.08X=360+(0.06X-1000)