Question

Find the number.
2. The teacher tells the class, the highest marks obtained by a student in his class are
twice the lowest marks plus 7. The highest marks are 87. What are the lowest marks?
yen figure POR is a line. Find the value of a.​

Answer 1

Answer:

40

Step-by-step explanation:

Let the lowest marks be x

highest marks = 87

Given,

highest marks = 2x +7

87 = 2x +7

80 = 2x

x = 80/2

x = 40

so the lowest marks is 40

I hope this will help you