Decide whether these values are solution of the equation. 2a + 4 = 0, a = 2, -2, 1.
Answers
Answered by
7
Answer:
-2
Step-by-step explanation:
2a+4=0
(2×-2)+4=0
-4+4=0
Answered by
11
Answer:
-2
Step-by-step explanation:
2a+4=0
2a=0-4
2a= -4
a= -4/2
a= -2
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