Mastering Algebraic Expressions

Simplify the expression: 3x + 5x - 2.

• 5x - 2

• 3x + 2

• 8x - 2

• 8x + 2

Evaluate the expression 4a + 3 when a = 2.

• 14

• 7

• 9

• 11

Combine like terms: 7y + 2y - 5y.

• 6y

• 4y

• 3y

• 2y

Identify the coefficient in the expression: 6m + 4.

• 6

• m

• 6m

• 4

What is the constant in the expression: 5x + 9?

• 14

• x

• 5

• 9

Write an expression for: The sum of a number x and 7.

• x - 7

• 7 + x

• x + 7

• x * 7

Simplify: 2(3x + 4) - 5.

• 3x + 5

• 6x + 3

• 6x + 8

• 2x + 4

Evaluate: 5p - 2 when p = 3.

• 13

• 11

• 9

• 15

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

• 2a + 3

• 4a + 9

• 2a + 9

• 5a + 6

Identify the coefficients in the expression: 8x + 3y - 5.

• 3, -5

• 8, 3

• -8, 5

• 5, 8