Question 7.

Solve the following simultaneous equation.

Answer:

⇒ ⇒

⇒ ⇒

Multiplying Eq. II by 3

Equating Eq. I and III, change the signs of Eq. III

Substituting x = 1 in Eq. I

∴ solution is (x,y) = (1, 3)

MATHS I SSC NEW SYLLABUS

Chapter No. 1. Linear Equations in Two Variables

Chapter No. 2. Quadratic Equation

Chapter No. 3: Arithmetic Progression

Chapter 4: Financial Planning.

CHAPTER NO. 5. PROBABILITY

Chapter No. 6: STATISTICS

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