Question

CHECK YOUR UNDERSTANDING
Transform each verbal sentence into mathematical sentence. Identify if it is a linear
equation in one variable or a linear inequality in one variable by putting a check mark
() to the corresponding column. If the answer is neither of the two, put the check in the
last column.
Linear Linear
Mathematical equation inequality
Verbal Sentence
Neither
Sentence
in one
in one
variable variable
3x - 1< 14
Example:
One less than thrice a number is less
than 14.
1. The sum of 5 and y is 17.
2. Five more than a number is -7.
3. Thrice a number decreased by 9 is
21.
4. The square of a number minus 8 is
12.
5. The difference between x and y is at
least 10.
6. Twice a number increased by 9 is
less than 3.
7. The sum of -4 and thrice a number
is at most 6.
8. Nine less than twice a number is
greater than 13.
9. The square of a number less 9 is
monter than or equal to 27.​

Answer 1

Answer:

1. 5+y = 17.

2. Let the number be x.

x+5 = -7.

3. 3x- 9 = 21.

4. x² - 8 = 12.

5. x-y = 10.

6. 2x + 9 = 3.

7. -4+ 3x = 6.

8. 2x-9 =13.

9. x²-9 = 27.

Hope this will help you.