20 POINTS FOR YOU!!PLEASE HELP ME I WILL GIVE BRAINLIEST TO THE CORRECT ANSWER

1 answer:

7 0

To be supplementary the angles must add up to 180°

the two angles must be a linear pair to be supplementary

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Anit [1.1K]

Answer:

-6

Step-by-step explanation:

8 0

3 years ago

sergey [27]

step 1 has incorrect justification

4 0

3 years ago

Sveta_85 [38]

The answer would be 12

5 1

3 years ago

poizon [28]

The answer is -4,0 4,8 because u would solve for one variable in one of the equations and then substitute the result into the other

5 0

3 years ago

quester [9]

D is the correct answer to the equation.

6 0

2 years ago