Question

(х+2)^2=(х+5)^2 решите уравнения

Answer 1

(x+2)²=(x+5)²
x²+4x+4=x²+10x+25
4x+4=10x+25
6x=-21
x=-21/6
x=-7/2
x=-3,5
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Answer 2

X^2+4x+4=x^2+10x+25
-6x=21
x=-21/6
x=-3,5