Add : 2x + Y and 3x – 4y

Add : 2x + y and 3x – 4y

Sum

2x + y and 3x – 4y

= 2x + 3x + y - 4y

= 5x - 3y

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Chapter 11: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (B)

Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (B) | Q 4.2

Write numerical co-efficient of the following: 3py²

Write numerical co-efficient of the following: – 9a²b³

Simplify: 9x – (- 4x + 5)

Simplify: 6a – (- 5a – 8b) + (3a + b)

Simplify: (p – 2q) – (3q – r)

Simplify: 5 − 8x − 6 − x

Find the missing term

6xy × _________ = –12x³y

The numerical co-efficient of −7mn is

Factorised form of p² + 30p + 216 is (p + 18)(p – 12).

Identify term which contain x and give the coefficient of x.

7x + xy²