Answer:
True speed of the car is 87 km/h.
Step-by-step explanation:
Speed = 100 km/h
hike in speed = 25 %
Let the true speed is v.

Answer:
21.
Step-by-step explanation:
f(x) = 2x^2 - 3x + 7.
When x = -2,
f(-2) = 2(-2)^2 - 3(-2) + 7
= 2(4) - (-6) + 7
= 8 + 6 + 7
= 21.
First you would subtract the monthly fee from the total bill

Maria spend $12.35 on songs, to find out how many songs, you divide that by $.95

Maria bought 13 songs this month.
Answer:
4-6i has coordinate (4,-6), and -4+2i has coordinate (-4,2)
Step-by-step explanation:
The real part of the number represents the x coordinate, the imaginary part is the y coordinate, so 4-6i has coordinate (4,-6), and -4+2i has coordinate (-4,2)