2c + 3a - 4c + 8

(The letters don't have any equals)

3a -2c +8

You have to combine the same letters together, which is only 2c and -4c. Then you just write the rest of the equation.

hiking down a winding trail.

step-by-step explanation:

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.