Algebraic Expressions

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

• 5x + 2y - 3x + 4y

• 3x - 2y + 5x - 4y

• -2x + 6y

• 3x + 2y - 5x - 4y

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

• 4(3) - 2(2) = 12 - 4 = 8

• 4(2) - 2(2) = 8 - 4 = 4

• 4(2) - 2(3) = 8 - 6 = 2

• 4(3) - 2(3) = 12 - 6 = 6

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

• 2a - 3b + 4a - 5b

• 6a - 2b

• 7a + 2b - 4a - 5b

• -2a + 8b

Find the value of the expression for a=3 and b=4: 2a - 3b

• 7

• -5

• 10

• -6

Simplify the expression: 5x - 3y + 2x + 6y

• 3x + 9y

• 7x + 3y

• 8x - 2y

• 2x - 6y

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

• 6

• 8

• 10

• 12

Combine like terms in the expression: 4p + 2q - 3p + 5q

• 2p - 3q

• 4p + 7q

• p + 7q

• 7p + q

Find the value of the expression for p=5 and q=2: 2p - 4q

• 10

• 6

• 2

• 3

Simplify the expression: 6x - 4y + 3x + 5y

• 9x - 8y

• 10x - 2y

• 9x + y

• 2x + y

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

• -5

• 10

• -6

• 7