Simplify: -(3a + 7ab - 5) - (12 + 6ab

question 78

Essay

Simplify: -(3a + 7ab - 5) - (12 + 6ab - 5a)

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Definitions:

Direct Opening

A straightforward beginning to a piece of writing or speech, which clearly states the purpose or main idea from the start.

Formal Research

The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions in a structured and organized manner.

Primary Sources

Original documents, objects, or other materials used directly by witnesses or participants in past events.

Indirect Strategy

An approach to communication where relevant background information and explanations are provided before delivering the main message, often used to soften bad news or persuade.