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Choose variables to represent the unknown cuantities and with an
expression or equation.
1. The sum of four and eight times a number is twenty.
2. The miss of Roman's father is 5 log less than 3 times Roman's muss
3. Twenty times a number less two
4. Three imes the difference of a number and one
5. Half a number decreased y twelve
6. The di ference between three and twice a number plus one
7. The product of a number ind nine
8. A rumber divided by thre, is eight
9. Six less than a number is forty-five
10. Ten added to a number

Thanks..​


Sagot :

Answer:

1. 4+8×n=20

2. 5-3×n

3. 20×n-2

4. 3×n-1

5. 1/2n-12y

6. 3-2n+1

7. n×9

8. N÷3=8

9. 6-n=40

10. 10+n

Step-by-step explanation:

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