Sara says if you subtract 18 from my number and multiply the difference by -3 the result is -18 what is Sara's number

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.