Solving Linear Equations

• 3.5
• 3
• 4
• 2

• 0
• 1
• 2
• 3

• -7
• 4/9
• 5/8
• 23

• 9/2
• 1
• 3
• 7/5

Solve the given pair of linear equations

(a-b)x + (a+b)y = a2 -2ab -b2 

• x=a + b

  y=-2ab/(a +b)

• x=a -b

  y=2ab/(a-b)

• x=a- b

  y= -2ab/(a-b)

• x=a +b

  y= 2ab/(a +b)

• 0.5
• 1
• 1.5
• 2

• 13
• -13
• -7/2
• 7/2

Q1. What is the result of the following expression: 5 * 1.25?

• 6.25

• 51

• -3/4

• -9.75

• 2,000
• 1,700
• 800
• 300

• 6
• 3
• 15
• 12