Question

simplify 3/5 + -4/7​

Answer 1

Answer:

3/5+ -4/7

LCM of 5and7- 35

21/35+ -20/35

(+ - = -)

21/35-20/35

1/35

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Answer 2

Answer:

$\frac{ - 1}{7}$

Step by Step Explanation:

$\frac{3}{5} + ( - \frac{4}{7} )$

LCM of 5 and 7 is 35

$\frac{21 + ( - 20)}{35}$

$\frac{ -1}{35}$