The simplification of the expressions 300 / (2 x 5) is 30 and (6 - 2.5)(8 + 4) is 42. And the reciprocal of 20 will be 1/20.
What is Algebra?
Algebra is the study of mathematical symbols, and the rule is the manipulation of those symbols.
The expression is given below.
1. The expression 300 / (2 x 5) can be simplified as
300 / (2 x 5) = 30
2. The expression (6 - 2.5)(8 + 4) can be simplified as
(6 - 2.5)(8 + 4) = 42
3. The reciprocal of 20 will be
→ 1 / 20
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