Question

hola doy corona explicación ​

Answer 1

2x+5=9

2x=9-5

2x=4

x=4/2

x=2

3x+7=2x-4

3x-2x=-7-4

1x=11

x=11/1 = 11

5x-9=3x+6

5x-3x=9+6

2x=15

x=15/2

×=7.5

Mi corona :)