exam Maths Puzzle Numerical Ability

1.)Solve the system.
4x + 3y = 11
3x - 2y= 4
x=? y=?

2.)Jennifer has collected $4.50 in nickels and dimes. If she has 55 coins, how many of each kind of coin does she have?

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exam Other Question
the quadrilateral with vertices P(6,3), Q(2,-2), R(1,7) and S(x,y) is a parallelogram. Find (x,y) algebraically. Please help. I need step by step information please.

Solve the following systems of linear inequalities graphically.

3x - y ≤ 6
x ≥ 1
y ≤ 3

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