Mastering Algebraic Expressions

What is the value of 3x + 5 when x = 2?

• 15

• 11

• 9

• 7

Simplify the expression 4(2x + 3) - 5.

• 4x + 3

• 2x + 12

• 8x - 5

• 8x + 7

If 2a + 3 = 11, what is the value of a?

• 5

• 3

• 4

• 2

Factor the expression x^2 - 9.

• (x - 6)(x + 6)

• (x - 3)(x - 3)

• (x - 9)(x + 1)

• (x - 3)(x + 3)

What is the result of 5x - 2x + 3?

• 3x + 3

• 3x - 2

• 5x + 1

• 2x + 3

If 3x + 4 = 19, what is the value of x?

• 5

• 10

• 7

• 3

Expand the expression (x + 2)(x - 3).

• x^2 - x - 6

• x^2 + x + 6

• x^2 - 5

• x^2 + 5x - 6

What is the coefficient of x in the expression 7x^2 + 4x - 5?

• 7

• 0

• 4

• -5

Combine like terms: 2x + 3x - 4 + 6.

• 7x - 2

• 5x - 4

• 2x + 10

• 5x + 2

If 5y - 3 = 2y + 12, what is the value of y?

• 3

• 7

• 5

• 10