Question 1157001
That means, Juan does {{{1/2}}} job per day and Sergio {{{4/5}}} jobs per days.



{{{(1/2)*6+(1/2+4/5)*x=107}}}----------solve for x.

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{{{3+(1/2+4/5)x=107}}}

{{{(1/2+4/5)x=104}}}

{{{10(1/2+4/5)x=1040}}}

{{{(5+8)x=1040}}}

{{{13x=1040}}}

{{{x=80}}}