Question

Determine o valor de X:

Answer 1

Resposta:

$x= 7$

Explicação passo-a-passo:

$\frac{15}{10} =\frac{5x-2}{3x+1} \\15*(3x+1)=10*(5x-2)=\\45x+15=50x-20=\\45x-50x=-20-15\\-5x=-35\\x=\frac{-35}{-5} \\x=7$