{×-3}(×+4)-(×+1)(×+7)=2
Answers
Answered by
1
Answer:
I don't know the answer
Answered by
0
Answer:
x=1
Step-by-step explanation:
(x-3)x(x+4)-(x+1)x(x-7)=2
remove the parentheses
x²+4x-3x-12-(x²-7x+x-7)=2
collect like terms
x²+4x-3x-12-(x²-6x-7)=2
remove the parentheses
x²+4x-3x-12-x²+6+7=2
remove the opposites calculate
7x-5=3
move the constant to the right
7x=2+5
calculate
7x=7
divide both sides
x=1 is the solution
thats all
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