Question

Quente me ajundem a responder essa aqui prfvr

×(×+4)+×(×+2)=2ײ+12

Answer 1

x(x+4)+x(x+2)=2x^2+12

x​^2​​+4x+x​^2​​+2x=2x^​2​​+12

2x​^2​​+6x=2x^​2​​+12

6x=12

x=12/6

x=2


R:x=2