Question

Ecuación lineal ayuda (X+8)²-(x-8)²=6x+13

Answer 1

[x²+8²+2(x)(8)] - [x²+8²-2(x)(8)] = 6x+13

[x²+64+16x] - [x²+64-16x] = 6x+13

x²+64+16x -x²-64+16x = 6x+13

32x = 6x+13

26x = 13

x = 13/26

x = 1/2