x = 1.314286
~~~~~~~~~~
0.5(5-7x) = 8 - 4.1 - 6
0.5(5-7x)=3.9-6
0.5(5-7x) = -2.1
5-7x= - 2.1/0.5
5-7x=-4.2
-7x = -4.2 - 5
-7x=-4.2-5
-7x=-9.2
x= - 9.2/-7
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