nevaehcalhoun
nevaehcalhoun
16-09-2017
Mathematics
contestada
What is the solution to q+(-9)=12
Respuesta :
AdoNice
AdoNice
16-09-2017
q−9
=12
Step 1: Add 9 to both sides.
q−9
+9
=
12+9
q=21
Answer:
q=21
Answer Link
Аноним
Аноним
16-09-2017
q + (-9) = 12
-9 + q = 12
-9 + 9 + q = 12 + 9
9 + 9 = 0
0 + q = 12 + 9
q = 12 + 9
12 + 9 = 21
q = 21
Hope this helps.
Answer Link
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