Answer:
4y²-1/4 is the required answer
Step-by-step explanation:

Answer:
(0, -9)
Step-by-step explanation:
The y intercept is the y value when x =0
(0, -9)
48 girls are there. Given that there is a ratio of boys to girls of 7:8. Then divide 42 boys by 7 boys which equals 6. After, multiply 6 by 8 girls equals 48 girls.
Sent a picture of the solution to the problem (s).
The two rectangles are similar and the scale factor is 3:4