Question

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 mark is 87. What is the lowest mark?​

Answer 1

Answer:

40

Step-by-step explanation:

let the lowest marks be x

then highest marks 2x+7(given)

HIGHEST MARKS IS 87

SO ATQ

2X+7=87

2X =80

X=80/2

X=40

x represents the lowest marks and so the lowest marks is 40

FOLLOW ME

Answer 2

Answer:

Given:-

=> Highest mark is 87.

=> Highest mark is twice the lowest mark + 7

To find:-

=>Lowest marks

Solution :-

=> Let the lowest marks be x

Now,

Highest mark= 87

from given,

87= 2x+ 7

87-7= 2x

80= 2x

80/2= x

40= x

hence,

lowest marks= 40

hope this helps! ❤❤