Автор - erbulatovayasmin

(a-3)²-(a+8)(a-8)=0
(9-b)(b+9)+(4-b)²=0
(c-6)²-(7+c)²=0
(d-10)²+(4-d)(d+4)=0

x(x-4)=2+(x-1)²
(x+2)(x-3)-3=(x+1)²
y(5-y) =1-(y+2)²
(y-1)²-(y+1)(y-7)=0

Ответ

Автор - WhatYouNeed

Если надо просто посчитать, то вот решение...

1) a^2+9-6a-a^2-64=0

a=55/-6

2) 81-b^2+16-8b+b^2=0    

b= 97/8= 14 + 1/8=14,125

3) c^2+36-12c-14c-c^2-49=0  

c= -13/28

4) d^2+100-20d+16-d^2=0

d= 116/20 = 58/10=29/5

5) x^2-4x-2-x^2-1+2x=0

x= -3/2

6) x^2-6-x-3-x^2-1-2x=0

x = -10/3

7) 5y-y^2-1+y^2+4+4y=0

y= -3/9= -1/3

8) y^2+1-2y-y^2+7+6y=0

y= -8/4 = -2

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