Answer:

hope it helps if it helps don'tforget to like and mark
Answer:
74.958
Step-by-step explanation:
Because 57.66 added 30 percent is equal to 74.958
Answer:
2 days
Step-by-step explanation:
for a day you walk 1.5 mile (0.75 + 0.75)
so it will only take 2 days
I want to say the third option but dont trust my opinion
Step-by-step explanation:
9x² + 6 = 12x
3x² + 2 = 4x
3x² − 4x + 2 = 0
Use quadratic formula.
x = [ -b ± √(b² − 4ac) ] / 2a
x = [ -(-4) ± √((-4)² − 4(3)(2)) ] / 2(3)
x = [ 4 ± √(16 − 24) ] / 6
x = [ 4 ± √(-8) ] / 6
x = (4 ± 2i√2) / 6
x = (2 ± i√2) / 3