Algebraic Expressions Review

Write a variable expression for 'the product of 5 and a number'.

• 5 + x

• 5 / x

• 5 * x

• 5 - x

Simplify the expression: 3x + 2y - 4x + 5y.

• 2x + 3y

• 7x - y

• -x + 7y

• -x + 3y

Evaluate the expression for x = 2 and y = 3: 4x + 2y - 3.

• 7

• 14

• 11

• -1

Combine like terms: 2x + 3y - 5x + 4y.

• -3x + 7y

• -3x + 7y

• -3x - 7y

• 3x - 7y

Apply the distributive property: 3(x + 2).

• 3x + 2

• 3x - 6

• 3x + 3

• 3x + 6

Write a variable expression for 'twice a number minus 7'.

• 2x-5

• 2x-7

• 2x+3

• 2x+7

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

• -2x - 6

• 2x - 6

• -2x + 6

• -2x + 3

Evaluate the expression for x = 4 and y = 2: 3x - 2y + 5.

• 7

• 9

• 13

• -1

Combine like terms: 4x + 2y - 3x + 5y.

• x + 7y

• x + 3y

• 7x + 2y

• 2x + 5y

Apply the distributive property: 2(3x + 4).

• 4x + 12

• 5x + 7

• 6x + 8

• 9x - 2