Question

Divide the sum of 13/5 and -12/7 by the product of -31/7 and -1/2.​

Answer 1

Answer:

according to my calculations

Step-by-step explanation:

the sum of 13/5 and -12/7 is 138/35.

the product of -31/7 and -1/2 is 62/7

when we divide these answers

138/35 × 7/62

69/155

Boom!

Answer 2

Answer:

$\huge\star \underline{ \boxed{ \purple{Answer}}}\star$

$\sf\red{Here,\:it\:is\:given\:that}$

$\sf\green{sum\:of\:given\:eq^n}$

➝$\sf\frac{13}{5}\:\frac{-12}{7}$

➝$\sf\frac{13}{5}\:-\:\frac{12}{7}$

$\sf\green{taking\:LCM,}$

➝$\sf\frac{91\:-\:60}{35}$

➝$\sf\frac{31}{35}$

$\sf\blue{is\:divided\:by\:given\:eq^n}$

➝$\sf\frac{-31}{7}\:\times\frac{-1}{2}$

$\sf\blue{directly\:multiplying}$

➝$\sf\frac{31}{14}$

$\sf\pink{Now,\:dividing}$

➝$\sf\frac{\frac{31}{35}}{\frac{31}{14}}$

➝$\sf\frac{31\:\times\:14}{35\:\times\:31}$

$\blue{31\:is\:in\:both\:numerator\:and\:denominator}$

$\blue{so\:31\:is\:canceled\:.}$

➝$\sf\frac{14}{35}$

➝$\sf\frac{2}{5}$

$\huge\blue{OR,}$

➝$\sf\boxed{x\:=\:0.4}$

Step-by-step explanation:

$\huge\mathfrak\pink{Hope \: it \: helps \: you}$

$\huge\mathfrak\pink{friend}$