Ayuda doy corona o expliquemen como se hace​

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

Simply 8x squared + 5(7x squared- x) - 2x =

Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?