Simplify and combine terms to find answer (6x2-2x+5)+(2x2-7x-11) if it’s 6x2 that’s 6x squared

Kathleen's gross annual salary is $56,820. what is the maximum amount of rent she can afford to pay? round your answer to the nearest dollar. question 1 options: $1146 $1326 $1656 $2368

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent

Plz ( true - false) all triangles have interior angles whose measure sum to 90.