July 2022 1 13 Report
Решите уравнение:
a) 9x+5-x+4=2x+5+x
b) 3(4x-1)-7(2x+4)=x-0,5
c) 3(5-x)-7(5-2x)=-42
d) 18+6·(x-7)+2x=12·(3+4x)
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