Based on the system of equations below, what is the value of a? a = b - c + 5 a = c - d - 6 a = d - b + 7

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter6: Systems Of Linear Equations And Inequalities
Section6.3: Elimination Using Addition And Subtraction
Problem 41PFA
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Based on the system of equations below, what is the value of a?

a = b - c + 5

a = c - d - 6

a = d - b + 7

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