jakhunter354
25.03.2020 •
Mathematics
What is the answer to x + 3 = -x - 5
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Ответ:
x = -4
Step-by-step explanation:
Add 5 on both sides:
x + 3 = -x - 5
+5 +5
x + 8 = -x
Subtract x on both sides:
x + 8 = -x
-x -x
8 = -2x
Divide by -2 on both sides:
8 = -2x
/-2 /-2
-4 = x
Ответ: