For the equation 2x + 3 = 4x – 3: a. How many solutions does it have?

b. How do you know?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?