Answer:
7.47
Step-by-step explanation: 7.71-0.24=7.47 which is how you find how much more the baby weighed than the kitten
In a triangle, the total angle is 180 degrees. A straight line is always 180 degrees. With this in mind, the following can be obtained:

These are simultaneous equations.

Answer:
b
Step-by-step explanation:
step by step explanation I'm probly wrong