Terms whose variables are the same are called what?

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

What are the soultion(s) to the quadratic equation 40- x^2=0