Answer:
350 students
Step-by-step explanation:
1400 / 4 = 350
D) 8x²-172x+120
Length=2(-2x+20)+6
Width=-2x+20
(-4x+40+6)(-2x+20)
(-4x+46)(-2x+20)
8x²-80x-92x+920
8x²-172x+920
the 1 one