Introduction to Algebra

In the expression 3x + 4, what is the coefficient of x?

• 7

• x

• 3

• 4

What is the constant term in the expression x + 5?

• x + 5

• x

• 5

• 1

Simplify: x + x + x

• x³

• 2x

• 3x

• 3

Simplify: 4a + 3a - 2a

• 7a

• 5a

• a

• 9a

How many terms are in this expression: 2x + 3y - 7?

• 4

• 3

• 1

• 2

If a = 3 and b = 4, find the value of 2a + b

If m = 2, what is the value of m² + 2m?

Simplify: 6x - 2x + x

If x = 5, evaluate 2x + 3

Simplify: 2y + y + 4y