free ppoints for kkiri she got hacked so im giving her points to be able to ask questions leave them be plz

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct