Answer:
x = 5/4
y = 15/16
Step-by-step explanation:
Let's solve your system by substitution.
y = 3/4x; 5/2x + 2y = 5
37.5 km is equal to 15 cm
I’m not 100% sure but my best guess would be
6.A
7.A
8.C
9.C
10.D
Triangular number sequnce
Use a fraction calculator on the internet! they are super useful and easy to use