The teacher tells the class that the highest marks obtained by a student in her class is twice the lowest marks plus 7.The highest score is 87.What is the lowest score
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Answered by
14
2x +7= 86 it is the equation for this question
akash8994:
you most welcome
Answered by
31
Let the lowest score is=x
Equation formed is =2x+7=87
=2x=87-7
=2x=80
=x=80/2
x=40
Equation formed is =2x+7=87
=2x=87-7
=2x=80
=x=80/2
x=40
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