Basic Algebra Quiz

What is a variable?

• A constant value

• A symbol used to represent an unknown value

• A mathematical operation

• A type of equation

Which of the following is an algebraic expression?

• 5 + 3

• 7

• 2x + 3

• 9 - 4

What is the value of x in the equation 2x+3=11?

• 4

• 5

• 6

• 7

Which of the following is a linear equation?

• x²+3x+2=0

• 2x+5=9

• y=x³+2

What is the coefficient of x in the expression 7x−4?

• 7

• -4

• 1

• 0

Simplify the expression 3x+4x.

• 7x

• 12x

• x

• 3x2

Solve for y in the equation y−5=10.

• 5

• 10

• 15

• 20

Which of the following is an example of a quadratic equation?

• x+2=5

• x2−4x+4=0

• 2x+3=7

• x2−4=0

What is the value of x in the equation 3x=12?

• 2

• 3

• 4

• 5

Simplify the expression 5(x+2).

• 5x+25

• 5x+10

• 10x+5

• 5x+45