Equation and Inequalities

Solve above equation

• a = 2

• a = 3

• a = 5

• a = 8

Find a

• a = 2

• a = 3

• a = 4

• a = 5

The sum of above 2 numbers is 30.

Write an algebraic equation to show this

• 5n + 5 = 30

• 10 = 30

• 10n = 30

• 5n - 5 = 30

Marie is thinking a number.

What is her number ?

• 3

• 5

• 8

• 11

Find y

• 2

• 4

• 6

• 10

Find x

• 2

• 3

• 7

• 10

Solve these simultaneous equations

• x = 1 , y = 3

• x = 3 , y = -1

• x = 2 , y = 1

• x = 4 , y = -3

Find the positive integer solution for above equation

• 2

• 7

• 9

• 12

Solve above inequalities

• {...,3,4,5,6}

• {...,2,3,4,5}

• {6,7,8,9,...}

• {5,6,7,8,...}

Write down the inequalities for above solution set

• x > 0

• x ≥ 6

• x < 6

• x ≤ 6