Mark buys 7/10 kilograms of sweet and shares it equally with his sister. What part of a kilogram does his sister recieved ?

7/20 kilograms

Step-by-step explanation:

Mark gave his sister 1/2 of 7/10 kilograms of sweet

a/b of x/y is a/b * x/y

7/10 * 1/2 = 7/20 kilograms, can it be simplified? No-

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step-by-step explanation:

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-12 -5(x + 4) = 3x

-12 - 5x - 20 = 3x

-12 - 20 - 5x = 3x

-32 - 5x = 3x

    + 5x   + 5x

-32 = 8x

8         8

- 4= x