Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter4: Polynomials
Section4.2: Adding And Subtracting Polynomials
Problem 13P
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Step 1
5x + 4y = -7
for find solution of this equationput these point in equation so if it satisfy the equation then that point is solution of this euqation. so put one by one in equation.
(-4,0) put in equation
5x + 4y = -7
5(-4) + 4(0) = -20
(-3,2) put in equation
5(-3) + 4(2) = -7 =-7 so this is solution for this equation
(2,7) put in equation
5(2) + 4(7) = 38
(1,-3) put in equation
5(1) + 4(-3) = -7 =-7 so this is solution for this equation
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