7 x square - 30 x minus 25 is equal to zero
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Answered by
13
7x^2 - 30x- 25 = 0
7x^2 - 35x + 5x - 25 = 0
7x(x-5) + 5(x-5) = 0
(x-5) (7x+5) = 0
Therefore, x = +5 or -5/7.
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Answered by
3
Answer:
Therefore x=5
Step-by-step explanation:
7x^2-30x-25=0
7x^2-35x+5x-25=0
7x(x-5)+5(x-5)=0
(7x+5)(x-5)=0
(7x+5)=0 or (x-5)=0
x=-5/7 or 5
ALL THE BEST DEAR.
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