The cost for n students to attend a workshop is 7n+12 dollars. what is the cost, in dollars for students to attend?

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.