Question

2x + 5 = 9 решите плез​

Answer 1

$2x + 5 = 9\2x=4\x=2$

Answer 2

$displaystyle tt 2x+5=9\displaystyle tt 2x=9-5\displaystyle tt 2x=4\displaystyle tt x=4div2\displaystyle tt bold{x=2}$