anayabeatriz
04.08.2019 •
Mathematics
If a + b + c = 8 and x + y = -7, what is -6a-6c-6y-6x-6b?
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Ответ:
(a+b+c)+(x+y) = 8+(-7)
a+b+c+x+y = 1
now multiply both sides by -6 and rearrange terms
a+b+c+x+y = 1
-6*(a+b+c+x+y) = -6*1
-6a-6b-6c-6x-6y = -6
-6a-6c-6y-6x-6b = -6
-6
Ответ:
12 and the other answer will be 9
Step-by-step explanation: