exam Maths Puzzle Numerical Ability

Solve the system by graphing.
3x - y = 1
3x - y = 2

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exam Other Question

Graph
-x + 3y = -9 by graphing the x and y intercepts.
Thanks Kim traveled a total of 10 km. in 50 minutes.
Sasha traveled 10 km. in 55 minutes.
Barry did 10km. in 60 minutes.
What is their average speeds?