SOLUTION: Subtract use a vertical format
(7y3+8y2+1)-(4y3-8y-9)
thats 7y to the 3rd power
8y to the 2nd power...
Algebra.Com
Question 670084: Subtract use a vertical format
(7y3+8y2+1)-(4y3-8y-9)
thats 7y to the 3rd power
8y to the 2nd power...
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
first, remove the parenthesis
now, combine like terms
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