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Evaluate: 7 − (4a − 5) - Mathematics

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Question

Evaluate:

7 − (4a − 5)

Sum

Solution

7 − (4a − 5)

= 7 − 4a + 5

= 7 + 5 − 4a

= 12 − 4a

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Algebra Terminology - Literal Numbers, Terms, Expressions, Factor, Coefficient, Polynomials, Degree, like and Unlike Terms
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Chapter 19: Fundamental Operations (Related to Algebraic Expressions) - Exercise 19 (B)

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Selina Mathematics [English] Class 6
Chapter 19 Fundamental Operations (Related to Algebraic Expressions)
Exercise 19 (B) | Q 3.5
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