Mathematics Simplification and Solving Quiz

Simplify: ( 3x + 5x - 2x )

• 10x

• 6x

• 8x

• 7x

If ( x = 3 ), what is the value of ( 2x^2 + x - 5 )?

• 10

• 16

• 22

• 25

Solve for ( x ): ( 3x - 7 = 11 )

• x = 4

• x = 6

• x = 5

• x = 7

Factorise: ( x^2 + 5x + 6 )

• (x + 2)(x + 3)

• (x - 2)(x - 3)

• (x + 1)(x + 6)

• (x + 3)(x - 2)

Expand: ( (x + 4)(x - 2) )

• x^2 + 2x - 8

• x^2 - 2x - 8

• x^2 + 8x + 8

• x^2 + 2x + 8

Simplify: ( 6x^2 / 3x )

• 2x

• 3x

• 2x^2

• 2/x

Solve: ( 2x + 5 = 11 )

• x = 2

• x = 3

• x = 4

• x = 5

Which of the following is not a solution of ( x^2 = 9 )?

• 3

• -3

• 0

• None of these

Simplify: ( (x^2)^3 )

• x^5

• x^6

• x^9

• x^8

If ( x = 2 ) and ( y = -3 ), find ( 2x - 3y )

• 0

• 13

• 12

• 15