Convert the following statements into equations.
(i) 3 added to a number is 11
(ii) 2 subtracted from a number is equal to 15.
(iii) 3 times a number decreased by 2 is 4.
(iv) 2 times the sum of x and 7 is 13

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Solution

(i) x +3 = 11
(ii) x – 2 = 15
(iii) 3x – 2 = 4
(iv) 2(x+7) = 13

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112

Similar questions

Q. Write each of the following statements as an equation:
(i) 5 times a number equals 40.
(ii) A number increased by 8 equals 15.
(iii) 25 exceeds a number by 7.
(iv) A number exceeds 5 by 3.
(v) 5 subtracted from thrice a number is 16.
(vi) If 12 is subtracted from a number, the result is 24.
(vii) Twice a number subtracted from 19 is 11.
(viii) A number divided by 8 gives 7.
(ix) 3 less than 4 times a number is 17.
(x) 6 times a number is 5 more than the number.

Write equation for the following statements:
(i) The sum of numbers $x$ and $4$ is $9$ .
(ii) $2$ subtracted from $y$ is $8$ .
(iii) Ten times $a$ is $70$
(iv) The number $b$ divided by $5$ gives $6$ .
(v) Three-fourth of $t$ is $15$ .

Q. Write each of the following statements by using appropriate grouping symbols:
(i) The sum of a − b and 3a − 2b + 5 is subtracted from 4a + 2b − 7.
(ii) Three times the sum of 2x + y − {5 − (x − 3y)} and 7x − 4y + 3 is subtracted from 3x − 4y + 7.
(iii) The subtraction of x² − y² + 4xy from 2x² + y² − 3xy is added to 9x² − 3y² − xy.

Q. 15 subtracted from 4 times a number is equal to 20 added to 3 times the number. Find the number.

Write equations for the following statements:

(i) The sum of numbers x and 4 is 9.

(ii) 2 subtracted from y is 8.

(iii) Ten times a is 70.

(iv) The number b divided by 5 gives 6.

(v) Three-fourth of t is 15.

(vi) Seven times m plus 7 gets you 77.

(vii) One-fourth of a number x minus 4 gives 4.

(viii) If you take away 6 from 6 times y, you get 60.

(ix) If you add 3 to one-third of z, you get 30.

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Convert the following statements into equations. (i) 3 added to a number is 11 (ii) 2 subtracted from a number is equal to 15. (iii) 3 times a number decreased by 2 is 4. (iv) 2 times the sum of x and 7 is 13

(i) x +3 = 11 (ii) x – 2 = 15 (iii) 3x – 2 = 4 (iv) 2(x+7) = 13

Convert the following statements into equations.
(i) 3 added to a number is 11
(ii) 2 subtracted from a number is equal to 15.
(iii) 3 times a number decreased by 2 is 4.
(iv) 2 times the sum of x and 7 is 13

(i) x +3 = 11
(ii) x – 2 = 15
(iii) 3x – 2 = 4
(iv) 2(x+7) = 13