Extending patters and finding rules

How to solve 7x2+5-2x-3+5

The sum of two numbers is 724. One number is 217. What is the other number?

Determine the effect on the balance sheet after the following transaction. You sell a product purchased for $500 for $1500. This means

A t-shirt increased in price by 14. After the increase it was priced at £30. What was the original price of the t-shirt?

A random sample has been taken from a population. A statistician, using this sample, needs to decide whether to construct a 90 percent confidence interval for the population mean or a 95 percent confidence interval for the population mean.

4. 4x - (3/5) = (2/5) 5. x-13+4x=22 6. - 36 = (-6) (2x-14)

When coming yo decimals, do you move the decimal to fright when increasing or to the right when decreasing?

A=2x+6xz solve for x

Evaluate the expression when a=-3 and b=7 7a-b

Abby works at the library for 12 hours and makes 108.00 dollars. If p represents her hourly pay, write an equation that will calculate how much Abby made per hour