Question

3x+2y=20 valor de x=2

Answer 1

x = 2

3.x + 2y = 20
3.2 + 2y = 20
6 + 2y = 20
2y = 20 - 6
2y = 14
y = 14/2
y = 7

Answer 2

$3x+2y=20$
$3.2+2y=20$
$6+2y=20$
$2y=20-6$
$y=14/2$
$y=7$