Question

determinati numarul natural x care verifica egalitatea3^x+2-5.3^x =36

Answer 1

3^x+2-5.3^x=36

X+2-5.3=36:3

X+2-5.3=12

X-5.3=12-2

X-5.3=10

X=10+5.3

X=15.3