Answer:
2:3
3:2
Step-by-step explanation:
Its A) -67
plug the m and n values into the function and solve using pemdas.
5(-7)-2(-7+3)^2
-35-2(-4)^2
-35-2(16)
-35-32
-67
Part(A):
To solve the system of Linear equations using Substitution:

Consider the first equation, x+y=7 implies x=7-y













PArt(B): Use a graph to verify your answer to the system:
Using Desmos graphing calculator, graph the two equations.
2 and 11/100. I think that's as simple as it gets in a mixed number form
Answer:
D
Step-by-step explanation:
There are twice as many adults as children.