exam
Maths Puzzle
Numerical Ability
0.7n-15+n=2n-8-0.4n and can you please show me how to check it, thanks
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Help I cant figure these out. Please break it down for me so i can understand the process for solving. Thanks.
1. Simplify and evaluate:
(x7y-4z0/5-2x3y-8z-9)2
Solve and graph the solution set. 3x => 7x + 20 (I am figuring I need a line graph like this??
<------●------/----->
-5 0
Please help...