Algebraic Expressions

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

• -2x + 6y

• -2x + 6y

• -2x - 6y

• x + 6y

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

• 14

• 9

• -1

• 7

Write an algebraic expression for 'twice a number increased by 7'

• 2x + 7

• 2x / 7

• 2x - 7

• 2x * 7

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

• -6x + 8y

• -2x + 8y

• 6x - 2y

• -2x + 2y

Simplify the expression: 2(x + 3) - 4(2x - 1)

• -6x + 10

• -6x + 10

• -6x - 10

• 6x + 10

Evaluate the expression for x = 5 and y = 2: 3x - 2y + 7

• 25

• -1

• 18

• 10

Write an algebraic expression for 'the product of a number and 5 decreased by 3'

• (5x) - 3

• 5x - 8

• 5(x - 3)

• (5x) + 3

Combine like terms: 4a + 2b - 3a + 5b

• 7a + 7b

• a + 7b

• a + 3b

• 4a + 5b

Simplify the expression: 2(x - 3) + 3(2x + 1)

• 8x - 3

• 8x + 3

• 6x + 3

• 4x - 3

Evaluate the expression for x = 4 and y = 1: 2x + 3y - 6

• -1

• 10

• 5

• 0