If M is the midpoint between A and C, given A(2,9) and M(0,7). Use desmos to help The endpoint C is

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Adriveway is 40 yards long about how many meters long is it

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤