Simplify: 9x – (- 4x + 5)

Sum

9x – (- 4x + 5)

= 9x + 4x – 5

= 13x - 5

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

Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (F) | Q 8

For the following monomials, write its degree: 7y

Add : 23y² , 8y² and – 12y²

Add : - 3a + 2b and 3a + b

Find the sum of: 3a + 5b + 2c, 2a + 3b-c and a + b + c.

Find the sum of: 5x² – 2xy + 3y² and – 2x² + 5xy + 9y² and 3x² -xy- 4y²

Find the sum of: abc + 2ba + 3ac + 4ca – 4ab + 2bca + 2ab – 3abc – 6ac

The numerical co-efficient of the term −xy is __________

Coefficient of y in the term `(-y)/3` is ______.

Factors of –5x²y²z are ______.

In like terms, the numerical coefficients should also be the same.