exam
Maths Puzzle
Numerical Ability
Solve the following system. If a unique solution does not exist, state whether the system is inconsistent or dependent.
2x - y = 4
2x - y = 6
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exam Other Question
Line l goes throught the point (5,–2) and is perpendicular to the line through (–2, 1) and (–4, –2). Find the equation (in slope-intercept form) for l.
Five tables and eight chairs cost $115; three tables and five chairs cost $70. Determine the cost of each table and each chair.