Question

Resolva a equação

8(x²+5)=2(x²+26)

Answer 1

8(x^2+5)=2(x^2+26)

4(x​^2​​+5)=x^​2​​+26
4x​^2​​+20=x^​2​​+26
4x^​2​​=x^​2​​+26−20

4x​^2​​=x​^2​​+6
4x​^2​​−x^​2​​=6

3x​^2​​=6
x​^2​​=​6​​/3

x^​2​​=2
x=±√​2​​​