solve the following linear equation for the unknown variable and verify the solutions. x/6 -2x/ 7 = 1/21 + x/7
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x/6-2x/7 = 1/21+x/7
x/6 - 1/ 21 = 2x/7 + x/7
x/6 -1/21 = 3x/7
-1/21 = 3x/7 - x/6
-1/21 = 18x - 7x /42
-1 /21= 11x/42
-1/21×42= 11x
-1×2/11=x
-2/11=x
x/6 - 1/ 21 = 2x/7 + x/7
x/6 -1/21 = 3x/7
-1/21 = 3x/7 - x/6
-1/21 = 18x - 7x /42
-1 /21= 11x/42
-1/21×42= 11x
-1×2/11=x
-2/11=x
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