Math, asked by paintsmedia7519, 9 months ago

The teacher tells the claas that the highest marks obtained by a student in her class are twice the lowest Mark's plus 7. The highest score is 87. What is the lowest marks

Answers

Answered by ankitagupta0214

1

Answer:

40

Step-by-step explanation:

lets assume lowest marks is x

2x + 7 = 87

2x = 87 - 7

2x = 80

x = 80/2

x = 40

Previous Question

Next Question

Similar questions

English, 4 months ago

7. Don't of Communication : O Eye contact O Touching Face too often оооо O Rubbing your hand together Crossing your arms during an interesting conversation...

Math, 4 months ago

line & line are parallel...

Environmental Sciences, 4 months ago

Which animals are called pets?

Hindi, 9 months ago

Ara se do pratyay shabd...

English, 9 months ago

How does a tiger manage his food in a forest how is it different from zoo...

Math, 1 year ago

find the vector eq of a plane pasing thru points (2,1,-1) and (-1,3,4) and perpendicular to the plane x-2y+4z=10. Also show that the plane thus obtained contains the line r=-i+3j+4k+ L(3i-3j-5j) (L --> lambda) quik answer plzzz....

Physics, 1 year ago

two blocks of masses 1kg and 2kg are connected by a metal wire going over a smooth pulley . the breaking stress of the metal is 2 x 10^9 Nm-^2 .what should be the minimum radius of wire used if it is not to break?

Biology, 1 year ago

Write short note on Priniciples of effective communication.