If x=-1. solve the equation
2*x²(x+2)

2

Step-by-step explanation:

2*(-1+2)

= 2*(1)

=2

c. (3,2,6) is the answer.

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.