English, asked by mahimaghorpade624, 4 months ago

find. (x+y) if 8x-7y=11 and 7x-8y=4

Answers

Answered by maitrypatel417

5

Explanation:

to subtract the equation.

we have to change the sign.

so We will get the sum of x+y =7

Attachments:

Previous Question

Next Question

Similar questions

Biology, 2 months ago

write difference between leucoplast and chromoplast function...

Geography, 2 months ago

Importance of energy resource to man...

Science, 2 months ago

in which state the largest goldmine present in India ...

CBSE BOARD XII, 4 months ago

पेट्रोलियम का इतिहास युद्ध एवं संघर्षों का इतिहास है ? Why is it said that history of petroleum is also the history of war and struggles?

Hindi, 4 months ago

that sentences change in kriya visheshan...

Science, 10 months ago

Write down some of the discoveries of Sir Isaac Newton...

Math, 10 months ago

which one the following substance is not used for the production of glass. 1=sand 2=sulphur 3=lime 4=soda...

Physics, 10 months ago

Which milk is useful for the child...