Solve the Following System of Equations Using the Substitution Method

question 31

Short Answer

Solve the following system of equations using the substitution method:
2a + b = -1
a - 3b = 17

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Definitions:

Fast Mapping

the process by which children learn a new word or concept after minimal exposure to it, a testament to the quick cognitive absorbency of children.

Chromium

A chemical element with symbol Cr and atomic number 24, known for its role in glucose metabolism and its potential effects on insulin sensitivity.

Grammar

Grammar is the set of rules that govern the structure of sentences in a language, including syntax, morphology, and punctuation.

Deep Structure

In linguistics, the underlying meaning or abstract representation of a sentence, as distinguished from its surface structure, or the way it is expressed.