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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exam Other Question
I am suppose ti simplify the following and be sure to execute all multiplication and division (z+2)(z+4)
This is what I have z^2+6z+8
Is this right?
Thanks, lackinmath
Factor completely:
x to 2nd power + 8x - 20
