bommers144
16.12.2021 •
Mathematics
2/5(-10x + 5) + 8x = 3(2x + 6) - 10
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Ответ:
-3
Step-by-step explanation:
2/5(-10x+5)+8x=3(2x+6)-10
-20/5x+10/5+8x=6x+18-10
-4x+2+8x=6x+8
-4x+8x=6x+8-2
4x=6x+6
4x-6x=6
-2x=6
x=6/-2
x=-3
Ответ:
true
Step-by-step explanation: