Solve for n. 12n+34n=12 enter the answer, as a whole number or as a fraction in simplest form, in the box

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?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.