Algebraic Expressions Evaluation

Evaluate the expression 3x + 2y when x = 4 and y = 5.

• 23

• 19

• 22

• 30

Find the value of 2a - 3b when a = 7 and b = 2.

• -2

• 10

• 5

• 8

If x = 2 and y = 3, what is the result of 4x^2 - 2xy + y^2?

Evaluate the expression 5a + 3b - 2c when a = 2, b = 4, and c = 1.

• 14

• 8

• 20

• -4

Find the value of 2x^2 + 3xy - 4y^2 when x = 3 and y = 2.

• -20

• 20

• 14

• 8

If a = 5 and b = 2, what is the result of 3a^2 - 4ab + 2b^2?

• -43

• 25

• 43

• 17

Evaluate the expression 2x + 3y - z when x = 1, y = 2, and z = 3.

• 0

• 12

• 5

• -4

Find the value of 4a - 2b + 3c when a = 3, b = 1, and c = 2.

• 16

• 7

• 10

• -4

If x = 4 and y = 2, what is the result of 2x^2 - 3xy + 4y^2?

• 24

• 16

• 12

• -8

Evaluate the expression 3a + 2b - c when a = 2, b = 3, and c = 1.

• 11

• -4

• 8

• 5