Question

(2x+1)al cubo=343 es urgenteeeeeeeee

Answer 1

$(2x+1)^{3} =343$

Sacando raíz cúbica:

$2x+1=7$

$x=3$

Answer 2

$(2 x+1)^3}= 343$


$(2x + 1) ^{3} = 7^{3}$

$( \sqrt[3]{2x+1} ) ^{3} = \sqrt[3]{ 7^{3} }$

2x+1 = 7

2x = 7-1 

2x = 6

x = 3