exam Maths Puzzle Numerical Ability

Write an equation for the line that passes through (-2,1) and (7,-3)

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exam Other Question

Solve:

1)The points (1,5), (4,5), and (1,0) represent three corners of a rectangle; find the coordinates of the fourth point.

2)Seven inches are equivalent to 17.78 cm. F HG and EF are bases, HI-height,

If HG=14, HI=2x+2, EF=4x+4, area=170, find x, HI, and EF.