Math, asked by sagar390, 1 year ago

solve equation 2m+3n=10 ,2m+n=20

Answers

Answered by Adarshthakur11

3

hope it helps you......

Attachments:

sagar390: thanku

Adarshthakur11: your welcome

Answered by mahakmehra91p7xe6m

1

2m+3n =10
-2m+1n =20
+ - -
_________
2n= -10
n = -5
by putting the value of n in the 1st equation
2m+3n=10
2m+3×-5=10
2m=10+15=25
m=25/2=12.25

sagar390: thanks

Previous Question

Next Question

Similar questions

Math, 8 months ago

if a train runs at 40kmph it reaches its destination late by 11 minutes , but if it runs at 50 kmph it is late by 5 minutes only. find the distance to be covered by the train. please answer this question with explanation...

Social Sciences, 8 months ago

which airport is located at the highest altitude...

Computer Science, 8 months ago

Name the test that can be used to check the hearts rythem and electrical activity...

Math, 1 year ago

in figure 4 ABCD is a parallelogram in which angle ADC=60°and angle ACB=70°. Find the measures of angle DCB, angle CAB and angle DAC.

Science, 1 year ago

Give an example of a double displacement reaction ?

Geography, 1 year ago

what does weak trade winds mean...

English, 1 year ago

the largest living reptiles found on the earth opption a,crocodiles b, lizard c, dinosaurs d,dragons...

Math, 1 year ago

the base and height of a triangle are in the ratio 4:5. if the area of the triangle is 90° m^2 , find the measures of its base and height?