Respuesta :

Answer:

[tex]7*(10-7)[/tex]

[tex]7*3[/tex]

Step-by-step explanation:

1: find common divisor

7

2: factor out that divisor

[tex]7((70/7)-49/7)= 7(10-7)[/tex]

3: simplify

[tex]7*3[/tex]

Answer:

The empty space is a 10

Step-by-step explanation:

7 (10-7)

Multiply 7 by 10 and -7

70 -49