Which expressions are equivalent to the expression 2x - (-3x+8y)+8

You use math in day-to-day routines when grocery shopping, going to the bank or mall, and while cooking. how do you imagine you will use math in your healthcare career?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?