6a + 2b − 3a + 6 simplify with steps

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

You are looking for your first credit card. you plan to use this credit card only for emergencies and to pay the credit card balance in full each month. which credit card feature is most important? a. no annual fee b. low apr c. generous rewards program d. no balance transfer fee select the best answer from the choices provided