Question

3(2x-9)=15, resposta por favor!!!

Answer 1

$3\cdot(2x-9)=15$


Dividindo os dois lados por $3,$

$2x-9=\dfrac{15}{3}\\ \\ 2x-9=5\\ \\ 2x=5+9\\ \\ 2x=14\\ \\ x=\dfrac{14}{2}\\ \\ x=7$

Answer 2

3 (2× -9)=15
6× -27 = 15
6× = 15+27
×= 42/6
×=7