Question

solve for x and y: 5/x+6y=13,3/x+4y=7 please solve fastly..

Answer 1

Answer

Take 1/x= a and the solve the equation by elimination process

I am pretty sure you will get the answer

Hope it helps

By the way there is no word in English language known as fastly

The adverb of fast is fast itself

Answer 2

$e \\ \\ let \: \: 1 \div x = k \\ 5k + 6y = 13 \\ 3k + 4y = 7 \\ 10k + 12y = 26 \\ 9k + 12y = 21 \\ solving \: these \: eqns \\ k = 5 \\ 1 \div x = 5 \\ x = 1 \div 5 \\ \\ 4y = 7 - 3k \\ 4y = 7 - 3 \times 5 = 7 - 15 = - 8 \\ y = - 8 \div 4 \\ y = - 2$