exam Maths Puzzle Numerical Ability

solve by graphing; estimate the coordinates of the intersection point to the nearest half unit.
x+y=-2; 2x-y=10

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exam Other Question

log(little a) then regular a =1 this was kinda hard to type out the problem but can someone please help me out?? A contractor wants to install a pipeline connecting point A with point C on opposite sides of a road as shown in the figure. To save money, the contractor has decided to lay the pi