1.

Simplify 2/5 +3/7+(-6/5)+(-13/7)​

Answer»

ANSWER:

\frac{2}{5}  +  \frac{3}{7}  -  \frac{6}{5}   - \frac{ 13}{7 }  \\   = \frac{ - 4}{5}  -  \frac{10}{7}  \\  =  \frac{ - 28 - 50}{35}  \\  =  \frac{ - 78}{35}



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