Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 5 - Linear Functions - Get Ready!: 3

Answer

It is a solution.

Work Step by Step

In order to see if something is a solution to an equation, we plug in the (x,y) point to see if the equality is correct. Thus, we plug (2,1) into $ y=-2x+5$ to find: $1= -2(2)+5 \\\\ 1=1$ This is true, so it is a solution.
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