Answer:
A
Step-by-step explanation:
multiply the total cost by the discount
500*.45=225
276
552*.5=226
540*.48=259.2
leaving option a at the lowest price, $225
Answer:
22
Step-by-step explanation:
2x+12=x+34
2x-x=34-12
x=22
Answer:
b
Step-by-step explanation:
u can use the ration method
15:15+36
20:6x-7
then cross multiply
and x =12.5
Answer:1800
Step-by-step explanation: