Respuesta :

Answer:

The answer is 21

Step-by-step explanation:

3+(3-8)^{2}-7

3+(25)-7

=21

Answer:

The answer is negative 9

Step-by-step explanation:

because 3 plus 3 is 6 minus 8 equals is negative 8 to the second power is 6 minus 7 is negative 9