Mathsquizz

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

• -2x + 6y

• -2x + 6y

• 8x - 3y

• -2x + 2y

Factorize the expression: 4x^2 - 9

• (2x - 3)(2x + 3)

• (4x + 3)(x - 3)

• (2x + 3)(2x + 3)

• (2x + 3)(2x - 3)

Expand the expression: (2x + 3)(x - 4)

• 2x^2 + 5x - 12

• 2x^2 - 5x - 12

• 2x^2 - 5x + 12

• 2x^2 + 5x + 12

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

• 2x^2 + 3x

• 8x^2 - 4

• 2x^2 - x

• 3x^2 - x

Solve for x: 2(x + 5) = 18

• x = 10

• x = 2

• x = 4

• x = 6

Simplify the expression: 2(3x - 4) - 5(2x + 1)

• -4x - 13

• -4x - 9

• -2x - 13

• -6x - 13

Factorize the expression: x^2 + 6x + 9

• (x + 2)(x + 4)

• (x + 5)(x + 3)

• (x - 3)^2

• (x + 3)^2

Expand the expression: (3x - 2)(x + 4)

• 3x^2 + 10x - 8

• 3x^2 + 6x - 8

• 3x^2 - 10x - 8

• 3x^2 + 10x + 8

Combine like terms: 7y^2 + 2y - 3y^2 + 5

• 4y^2 + 2y + 5

• 4y^2 - y + 5

• 11y^2 + 2y + 5

• 7y^2 + 2y + 2

Solve for x: 3x - 7 = 8

• x = 10

• x = -2

• x = 5

• x = 3