SOLUTION: simplying expression 9j+4k-2j-7k p*p*p+3q*3q-q+3p*3q*3q 3y*3y+5x-12x+9y*9y-5 3(x*x-y)+9(x*x+2y)

Algebra ->  Exponents -> SOLUTION: simplying expression 9j+4k-2j-7k p*p*p+3q*3q-q+3p*3q*3q 3y*3y+5x-12x+9y*9y-5 3(x*x-y)+9(x*x+2y)      Log On


   

Question 49140: simplying expression
9j+4k-2j-7k
p*p*p+3q*3q-q+3p*3q*3q
3y*3y+5x-12x+9y*9y-5
3(x*x-y)+9(x*x+2y)
Answer by tutorcecilia(2152) About Me  (Show Source):
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9j+4k-2j-7k [Combine like-terms]
7j-3k
.
.
p*p*p+3q*3q-q+3p*3q*3q [Combine like-terms]
%28p%5E3+%2B+9q%5E2+-q+%2B+27q%5E3%29
%2828p%5E3+%2B+9q%5E2+-+q+%29
.
.
3y*3y+5x-12x+9y*9y-5 [Combine like-terms]
%289y%5E2-7x%2B81y%5E2-5%29
%2890y%5E2-7x-5%29
.
.
3(x*x-y)+9(x*x+2y [Combine like-terms]
%283%28x%5E2-y%29%2B9%28x%5E2%2B2y%29%29 [Distribute]
%283x%5E2-3y%29%2B%289x%5E2%2B18y%29%29
%283x%5E2-3y%2B9x%5E2%2B18y%29%29[Remove the inner paranthesis]
%2812x%5E2%2B15y%29%29[Combine like-terms][Final answer]