Respuesta :

3 x 2.4 =7.2
7.2 + 2.8=10

Answer:

x=3

Step-by-step explanation:

First, you want to isolate x by itself so you subtract 2.8 on each side.

2.4x+2.8-2.8=10-2.8

2.4x=7.2

Then, you would want to divide 2.4 to both sides.

2.4x/2.4=7.2/2.4

Finally, you have your answer.

x=3