Posted by john on Saturday, January 19, 2013 at 1:48pm.
1. solve for y: 2y3<9+y
2. solve for x: 72x>3y

math  PsyDAG, Sunday, January 20, 2013 at 12:52pm
Treat inequality just like an equation, except when multiplying/dividing by a negative number, which reverses the direction of the carat (> to <).
1. Subtract y and add 3 to both sides of the inequality.
2. Subtract 7 and then divide by 2 on both sides.
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