7(x-1)+x(1-x) factorise this equation
Answers
Answered by
0
Answer:
(7+X) (X-1)
7+X=0
X-1=0
X=-7
X= 1
THEREFORE X= 1, - 7
Answered by
2
Step-by-step explanation:
7x - 7 + x - x^2 = 0
-> -x^2 + 8x - 7 = 0
-> x^2 - 8x + 7 = 0
-> x^2 - 7x - x + 7 = 0
-> x( x - 7 ) - 1( x - 7) = 0
-> ( x - 1) ( x - 7 ) = 0
Therefore, x = 1 or x = 7
Hope, it helps.
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