Plz help

2/3

well not sure

have a great day ahead

6

Step-by-step explanation:

Multiply both sides by a multiple of 2 to remove the denominator. 1x+3y=-21.

6 is a multiple of 2, so 6.

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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.