exam
Maths Puzzle
Numerical Ability
(-4xto the second y)2
__________
-12xy (to the -4)
Read Solution (Total 0)
exam Other Question
An alloy of tin is 16% tin. How much tin must be added to make 820 lbs of alloy that is 18% tin? Answer to the nearest tenth.
Solve each system by the substitution method. Indicate wether each system is independent, inconsistent, or dependent.
2x - 3y =12
3y - 2x = -12