Question

what should be added to {-5/7} to get {-2/3}. ​

Answer 1

Answer:

Answer

hey mate

________________here is

your answer

let the no. be x

According to the problem

*-5/7+x =-2/3

*x= -2/3+5/7

*2x7+3x5/21

*-14+15/21

*1/21

The answer is 1/21

Answer 2

Answer:

$\mathfrak{Answer:}$

$\frac{ -5}{ \: \: 7} + x = \frac{ - 2}{ \: \: 3} \\ x = \frac{ - 2}{ \: \: 3} + \frac{5}{7} \\ \textit{finding \: the \: lcm \: of \: the \: denominator }\\ x = \frac{ - 14 +15 }{21} \\ x = \frac{1}{21}$

I Hope it helped you