Answer:
x = 2
Step-by-step explanation:
-12 = -3x²
divide through by -3
-12/-3 = -3x²/-3
4 = x²
square root both sides
[4]^½ = x²× x^½
so therefore: 2 = x
Answer:
D
Step-by-step explanation:
the slope is going 1 up right 1 and the y-intercept is 4
His 3-hour head start puts Mr. Cunningham 165 miles ahead of her. She makes that up at the rate of (75 -55) = 20 mph, so will overtake Mr. Cunningham after (165 mi)/(20 mi/h) = 8.25 hours.
Answer:
I think it's A I hope this help you