Answer:

– 11/28

Step-by-step explanation:

2/5 × (- 3/7 + 1/14) – 3/12

⇒ 2/5 × ((- 6 + 1)/14) – 3/12

⇒ 2/5 × ((-5)/14)) – 1/4

⇒ (-10/70) – 1/4

⇒ – 1/7 – 1/4

⇒ (- 4- 7)/28

⇒ – 11/28

Answer:

if the first question is −5/7 × 2/3 + −5/7 × 1/3 + 1 3/4

then see the 1st attachment answer is

[tex]10 \frac{7}{8} [/tex]

if the first question is −5/7 × 2/3 + −5/7 × 1/3 + 13/4

then see the 2nd attachment answer is

[tex]2 \frac{45}{84} [/tex]

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