Write algebraic expression for the given verbal phrase.
1) The sum of 7 and x.
2) The quotient of z and 3.
3) The product of 11 and x.
4) y less than 8.
5) The sum of 5 times a number and 8.
6) 7 less than 4 times a number.
7) One fifth of sum of 3 times a number and 9.
8) 5 times of a number is decreased by 8.
9) One seventh of 3 less than 4 times a number.
10) One fourth of 3 times the difference between a number and 6.
11) 7 less than 4 times the sum of x and y.
12) 4 times x less than sum of y and 6.
13) 18 is taken away from 8 times of a number.
14) The denominator of a fraction exceeds the numerator by 5.
15) If thrice of A's age 6 years ago be subtracted from twice his present age.
1. Answer :
The sum of 7 and x :
7 + x
2. Answer :
The quotient of z and 3 :
z/3
3. Answer :
The product of 11 and x :
11x
4. Answer :
y less than 8 :
8 - y
5. Answer :
The sum of 5 times a number and 8.
Let 'x' be the number.
5x + 8
6. Answer :
7 less than 4 times a number :
Let 'x' be the number.
4x - 7
7. Answer :
One fifth of sum of 3 times a number and 9.
Let 'x' be the number.
(3x + 9)/5
8. Answer :
5 times of a number is decreased by 8.
Let 'x' be the number.
5x - 8
9. Answer :
One seventh of 3 less than 4 times a number.
Let 'x' be the number.
(4x - 3)/7
10. Answer :
One fourth of 3 times the difference between a number and 6.
Let 'x' be the number.
3(x - 6)/4
11. Answer :
7 less than 4 times the sum of x and y :
4(x + y) - 7
12. Answer :
4 times x less than sum of y and 6 :
(y + 6) - 4x
13. Answer :
18 is taken away from 8 times of a number.
Let x be the number.
8x -18
14. Answer :
The denominator of a fraction exceeds the numerator by 5.
Let x be the numerator.
x/(x + 5)
15. Answer :
If thrice of A's age 6 years ago be subtracted from twice his present age.
Let x be the present age of A.
Then, A's age 6 years ago = x - 6.
2x - 3(x - 6)
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