can someone plZZZZZZ help with these questions in math i did number seven but i would like to know if it's correct or not and i would like some help solving the other questions PLLLLLSSSSSSSSSSSS
IMA SO BAD AT MATHHHHH

can someone plZZZZZZ help with these questions in math i did number seven but i would like to know if its correct or not and i would like some help solving the class=