Simplify the expression

2 (5x-1)

Charles has $87 in his checking account. He spent $14 and $17, then deposited $33. If he wants to buy a television that cost $188, how much more money does he need?

Rewrite the quadratic function in vertex form. Y = - 2x^2+8x+5

Barney wants to rent a tent. He has to pay a fixed base cost plus a daily rate for renting the tent. The table shows the amount of money, y, in dollars, that Barney has to pay for renting the tent for x days: Tent Rental Number of days (x) Rent

Which of the following is written in correct scientific notation? 52.6 * 10-9 6.39 * 109 0.12 * 10-2 10 * 107

Your bill was $26 you paid 23% tip how much was your tip

How many cups of lemonade were sold in all? Write and solve an equation

A 3pack of boxes of juice costs 1.09. A 12 pack of boxes cost 4.49. A case of 24 boxes costs 8.78. Which is the best buy? Explain your reasoning

What is the answer to: 2.8 x 103 x 3.07 x 105 (written in scientific notation) ?

A restaurant orders corn tortillas and flour tortillas. The ratio of the number of corn tortillas to the number of flour tortillas is 2 : 3. What is the ratio of the number of flour tortillas to the total number of tortillas?

You want to estimate the number of eighth-grade students in your school who find it relaxing to listen to music. You consider two samples.