Answer:
x = -7
Step-by-step explanation:
When we add negative and positive number that has the same number ( like 7 + -7), the answer is always 0.
x + 7 = 0
if x = -7 :
(-7) + 7 = 0
0 = 0
in conclusion, the value of x in x+7=0 is -7.
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Answers & Comments
Answer:
x = -7
Step-by-step explanation:
When we add negative and positive number that has the same number ( like 7 + -7), the answer is always 0.
x + 7 = 0
if x = -7 :
(-7) + 7 = 0
0 = 0
in conclusion, the value of x in x+7=0 is -7.