exam
Maths Puzzle
Numerical Ability
Graph the inequality.the sign is less than or equal to
x - y < 2
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exam Other Question
in selecting a piece of angle iron for a certain applicatioin, you know that you must have no more cross-sectional area than 60 squared cm , else the angle iron will weigh too much
help please
Solve by substitution. If a unique solution does not exist, state whether the system is dependent or inconsistent.
3x – 4y = 0
2y = x + 1