Question

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Q10. The sum of 3x-y+11 and -11-y is 2x-3y
True
O False
O Other:

Answer 1

Answer:

I think soo it is true if I am not wrong

Answer 2

$\huge\tt{\bold{\underline{\underline{Question᎓}}}}$

The sum of 3x-y+11 and -11-y is 2x-3y

True

O False

O Other:

$\huge\tt{\bold{\underline{\underline{Answer᎓}}}}$

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$\bold{ = > 3x - y + 11 + ( - 11 - y)}$

$\bold{= > 3x - y + 11 - 11 - y}$

$\bold{= > 3x - y - y + 11 - 11}$

$\bold{ = > 3x - 2y}$

=>The sum of 3x-y+11 and -11-y is $\bold{\red{3x-2y}}$ not 2x-3y

Therefore,the sum which is given in the Question is ◉False

correct sum is $\bold{\red{3x-2y}}$

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