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Addition and Subtraction of Algebraic Expressions

Out of the fo...

Question

Question 9

Out of the four options, only one is correct. Write the correct answer.

The subtraction of 5 times of y from x is

(a) 5x - y
(b) y - 5x
(c) x - 5y
(d) 5y - x

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Solution

5 times of y = 5y
Now, subtraction of 5 times of y from x is written as x - 5y
Hence option (c) is correct.

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Similar questions

Question 14

Out of the four options, only one is correct. Write the correct answer.

The value of $3 x^{2} - 5 x + 3,$ when x = 1 is

(a) 1
(b) 0
(c) -1
(d) 11

Question 2

Out of the four options, only one is correct. Write the correct answer.

Number of terms in the expression $3 x^{2} y - 2 y^{2} z - z^{2} x + 5$ is

(a) 2
(b) 3
(c) 4
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Question 13

Out of the four options, only one is correct. Write the correct answer.

$123 x^{2} y - 138 x^{2} y$ is a like term of

$(a) 10 x y$
$(b) - 15 x y$
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$(d) 10 x^{2} y$

Question 29

In the following question, out of the four options, only one is correct. Write the correct answer.

For any two non-zero rational numbers x and $y, x^{4} \div y^{4}$ is equal to:

(a) $(x \div y)^{0}$

(b) $(x \div y)^{1}$

(d) $(x \div y)^{8}$

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