Math, asked by akshaykokate8143, 3 months ago

if x+y=11 and x-y=9 then 2x=

Answers

Answered by parmarshrey21

1

Answer:

Step-by-step explanation:

x+y=11

x=11-y

x-y=9

11-2y= 9

-2y=-2

y=1

x=11-1=20

2x=20

Previous Question

Next Question

Similar questions

History, 1 month ago

शिखर से आप क्या समझते हैं...

Science, 1 month ago

What is Biochemistry?? Hello Good Morning!!

India Languages, 1 month ago

please answer me it is very important...

Math, 3 months ago

KENDRIYA VIDYALAYA SUNDERBANI PERIDIC TEST – 2 ( 2020-21) SUB- MATHEMATICS CALSS VII INSTRUCTION All question are compulsory QUS 1- 20 (objective type)carry 1 marks each , Qus 21 and 22 carry 2 marks each, Qus 23 carry 3 marks , Qus number 24 and 25 carry 4 marks each. ( Total 35 marks + 5 marks will be awarded on basis of assignment and attendance) list two raional number between -1...

English, 3 months ago

what is banking services spamming allowed ...

English, 9 months ago

Which type of sentence is Summer is the season for mangoes...

History, 9 months ago

Explain how was dead body buried in Harappan civilization...

English, 9 months ago

Why do you think the woman did not look into the man face...