exam Maths Puzzle Numerical Ability

on the lot at honest al's used yugo superstore there are 60 yugos. 20 of the yugos have had bad engines, 25 have had bad transmissions, 15 have bad engines and bad transmissions.

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exam Other Question

6-(-5r)=5r-3 I need help graphing the following

3x + y > 6
x -3y > 0
5(2x + y) - 4(2x+y) >4 (2x + y) > 4 All of the > signs have a line underneath.

Solve each of the following systems