Question

9x + 3 = 20 resulta de ecuacion

Answer 1

9x + 3 = 20

9x = 20 - 3

9x = 17

x = 17 ÷ 9

x = 1.888888889

Redondeamos el resultado:

1.88888889 = 1.9

X es igual a 1.9

Answer 2

1 paso

9+3=20

9x+3=209x+3=20

9+3−3=20−3

2 paso

9=17

3 paso

9=17

9x=17/9x=17

9/9=17/9

4 paso

=17/9