1) Divide 24x + 36 xy by 20 x
2) Find the product of (2x + 3y ) and ( - 2x )
3) 6x and 4x are 2 supplementary angles , find x and each angle
4) (x + 50) and ( 2x + 30 ) are vertically opposite angles. Find x
5) x and 5x are angles on a straight line, find x and the larger angle.
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