Quiz about Algebra Expressions

Question 1

Simplify when possible. 3x + x

Accepted Answer

4x

Answer

4x2

Answer

3 (x + x)

Answer

None of the above

Question 2

Carry out these operations and simplify: (3x) (2x)

Accepted Answer

6x2

Answer

5x

Answer

6x

Answer

None of the above

Question 3

Simplify these expressions: 3x + 5 + 2x - 7

Accepted Answer

5x - 2

Answer

5x + 2

Answer

8x - 5

Answer

None of the above

Question 4

Calculate: (x + 2)²

Accepted Answer

x² + 4x + 4

Answer

x2 + 4

Answer

x² - 4x + 4

Answer

x2 - 4

Question 5

Translate the phrase into an algebraic expression: "Seven less than twice a number."

Accepted Answer

$$2x - 7$$

Answer

$$7 - 2x$$

Answer

$$2x + 7$$

Answer

$$7x - 2$$

Question 6

Translate the following sentence into an equation: "Eight times a number, decreased by 13, is equal to 35."

Accepted Answer

$$8x - 13 = 35$$

Answer

$$8x + 13 = 35$$

Answer

$$13x - 8 = 35$$

Answer

$$13x + 8 = 35$$

Question 7

Evaluate the expression when $$x = -3$$ and $$y = 2$$ : $$2x^2 - 3y$$ .

Accepted Answer

18

Answer

15

Answer

12

Answer

21

Question 8

Complete the table.

Accepted Answer

4, 10, 18, 40, 130, 700

Answer

4, 10, 15, 30, 120, 625

Answer

4, 10, 15, 40, 120, 625

Answer

4, 12, 15, 30, 120, 625

Question 9

In the expression 2x² indicate what is the coeficient?

Accepted Answer

2

Answer

2x

Answer

x2

Answer

None of the above

Question 10

In the expression 2x² indicate what is the literal part?

Accepted Answer

x2

Answer

2

Answer

2x

Answer

None of the above

Question 11

Simplify when possible. 5x² + x

Accepted Answer

None of the above

Answer

6x

Answer

6x2

Answer

5x (x + x)

Question 12

Simplify when possible. 2ab + 3ab

Accepted Answer

5 ab

Answer

6 ab2

Answer

6 (a + b)

Answer

None of the above

Question 13

Carry out these operations and simplify: (10x²y) : (5xy)

Accepted Answer

5x

Answer

50 x3y2

Answer

6x

Answer

None of the above

Question 14

a numerical quantity placed before the variable in an algebraic expression

Accepted Answer

coefficient

Answer

constant

Answer

operation

Answer

inequality

Question 15

a symbol or a combination of symbols used in algebra, containing one or more numbers, variables, and arithmetic operations. (no equal sign)

Accepted Answer

algebraic expression

Answer

variable

Answer

numerical expression

Answer

coefficient

Question 16

a letter that represents a number

Accepted Answer

variable

Answer

coefficent

Answer

constant

Answer

letters

Question 17

a statement that the values of two mathematical expressions are equal (indicated by the sign =).

Accepted Answer

equation

Answer

expression

Answer

coefficient

Answer

numerical expression

Question 18

when a number is next to a variable in an equation the operation is

Accepted Answer

multiplication

Answer

addition

Answer

depends

Answer

division

Algebra Expressions

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