Solve;

1 answer:

7 0

5x+5=6.4-2.7x
7.7x=1.4
x=1.4/7.7
x=0.181818...

0.2(6x+1)=0.5x
1.2x+0.2=0.5x
0.7x=-0.2
x=-0.2/0.7
x=-0.285714285714......

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