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What is the solution to the linear equation? d – 10 – 2d + 7 = 8 + d – 10 – 3d ?

What is the solution to the linear equation? d – 10 – 2d + 7 = 8 + d – 10 – 3d ?

 

Options:

a) d = –5

b) d = –1

c) d = 1

d) d = 5

 

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The correct answer is c) d = 1

Solution:

d – 10 – 2d + 7 = 8 + d – 10 – 3d

d-2d-d+3d = 8-10+10-7

d = 1

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Smirti

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