exam Maths Puzzle Numerical Ability

Graph the inequality.
3x + y < 5 with a line under the greater sighn

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exam Other Question

A long distance trucker traveled 260 miles in one direction during a snowstorm. The return trip in rainy weather was accomplished at double the speed and took 5 hours less time. can you please assist me with the following problems.
1.solve the system of linear equation by graphing: 4x-y=6 and 3x+y=1

2.use elimination to solve : 4x-y=-3 and 5x