Solve the following inequality using both the graphical and algebraic approach:

8 - x ≥ 5(8-x)

a. x

first photo is graph a
second photo is graph b

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

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Which number completes the inequality? 2/3 < _ < 7/9