find x in (x-5)^2 - (x+2)^2=-2
Answers
Answered by
0
Answer:
x = 23/14
Step-by-step explanation:
(x-5)^2 -(x+2)^2 = -2
x^2 -10x +25 - ( x^2+4x+4) = -2
= -14x +21 = -2
x = 23/14
Answered by
0
Step-by-step explanation:
x²+25-10x-(x²+4+4x)=-2
x²+25-10x-x²-4-4x= -2
-14x+21=-2
-14x=-2 -21
-14x=-23
x=23/14
x=1.6428
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