Answer:
C
Step-by-step explanation:
Answer:
The working of expressions is shown below.
Step-by-step explanation:
We are given the following information:
a) Expand

b) Expand and simplify

c) Expand

d) Factorize fully

Answer:
15 boys and 10 girls
Step-by-step explanation:
you multiply 3:2 by 5 and you get 25 in total
Answer:
(−5, −11), because the point satisfies both equations
Step-by-step explanation:
A solution to a system is always the ordered pair that satisfies both equations. So this explanation is the only one that would make sense.