Linear Equations In One Variable

x - 2 = -7

• x= 5

• x= -5

• x= 9

• x= -9

14y - 8= 13

• y= -2

• y= 2

• y= 1.5

• y= -1.5

• t= 216

• t= 72

• t= 54

• t= 83

• t= -3.3

• t= 2.8

• t= -5.6

The age of Tina and Max are in the ratio 5:7. Four Years from now the ratio of their ages will be 3:4. Find their Present ages.

• Tina's age = 19 years

  Max's age = 26 years

• Tina's age = 20 years

  Max's age = 28 years

• Tina's age = 24 years

  Max's age = 30 years

• Tina's age = 22 years

  Max's age = 25 years

The digits of a two digit number differ by 3. If the digits are interchanged and the resulting number is added to the original number, we get 143. What can be the original number?

• 85

• 72

• 52

• 98

• 4

• -3

• -5

• 2