1.312 0.20 10109190218 Halu 21. x - y 0 3x + 2(y + 5) = 10 = 0.4x 22. x + y = 3 2x + 3y = 15 1 fee Bie bцain s ftfiw rofinom is

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 28E
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Question
21 to 22 only linear algebra
19. 0.2x₁ +0.3x₂ = 0.14
0.4x₁ +0.5x₂ = 0.20
DEICCIOL
0
21. x - y
-
3x + 2(y + 5) = 10
20. 0.2x
0.4x
22. x + y = 3
Mais Pisice loo
0.1y =
0.07
0.5y = -0.01
-
2x + 3y =
15
Transcribed Image Text:19. 0.2x₁ +0.3x₂ = 0.14 0.4x₁ +0.5x₂ = 0.20 DEICCIOL 0 21. x - y - 3x + 2(y + 5) = 10 20. 0.2x 0.4x 22. x + y = 3 Mais Pisice loo 0.1y = 0.07 0.5y = -0.01 - 2x + 3y = 15
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