Answer:
64
Step-by-step explanation:
pemdas says parenthesis first
3+5=8
8(8)
8 times 8 equals 64
The solution to a system of equations is the point on a graph where the two lines intersect. The graph where the point of intersection is (2, -1) is the last graph. The last graph is the correct answer.
The ratio would be 2:4:6. For every 2 mice, there is 4 cats, and 6 dogs. This could be simplified to 1:2:3 by dividing all by 2.