In the mathematical expression 4 * 3 + 15 / 3 - 6, which operation is performed first?

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

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?

What is the effect on the graph of the function f(x) = x2 when f(x) is changed to f(x) − 4?