IV.
Translate the following into mathematical phrase.
45. The sum of a number and eight.
46. Seven less than twice of a number.
47. A number added to five.
48. Nine times a number.
49. Half of a number plus four.
50. The product of two different numbers.
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Answer:
x+8
7<2x
x+5
9x
1/2x+4
(x) (y)