Ответ:
-28+7b+(-9b-9)-(-64+8b)=-28+7b-9b-9+64-8b=27-10b
1) = -28+7b -9b -9 + 64-8b=
2)= 27 -10b
Объяснение:
-7(4-b)+3(-3b - 3) -8(-8+b)=
2)= -28-9+64 +7b -9b -8b= 27 -10b
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Ответ:
-28+7b+(-9b-9)-(-64+8b)=-28+7b-9b-9+64-8b=27-10b
Verified answer
Ответ:
1) = -28+7b -9b -9 + 64-8b=
2)= 27 -10b
Объяснение:
-7(4-b)+3(-3b - 3) -8(-8+b)=
1) = -28+7b -9b -9 + 64-8b=
2)= -28-9+64 +7b -9b -8b= 27 -10b