Answer:
4x^2+19x-47
Step-by-step explanation:
(4x^2+8x+15)+(x^2-x-27)-(x-5)(x-7)
=(4x^2+8x+15)+(x^2-x-27)-x^2+7x+5x-35
=(4x^2+x^2-x^2) + (8x-x+7x+5x) + (15-27-35)
= 4x^2+19x-47
Hope this helps!
The given expression after simplifying 4x^2+19x-47.
We have given the following expression
[tex](4x^2+8x+15)+(x^2-x-27)-(x-5)(x-7)[/tex]
An expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.
[tex]=(4x^2+8x+15)+(x^2-x-27)-x^2+7x+5x-35[/tex]
[tex]=(4x^2+x^2-x^2) + (8x-x+7x+5x) + (15-27-35)[/tex]
[tex]= 4x^2+19x-47[/tex]
The given expression after simplifying 4x^2+19x-47.
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