Describe the error in solving for one of the variables in the linear system 4x + 3y = 8 and z- 2y = -13. 4x+ 3y = 8 4x+ 3y = 8 -4x+ 8y= -13 x- 2y=-13 Multiply by-4. 11y= -5 とミこ5 11 The right side of the second equation was not multiplied by -4. The left side of the second equation was multiplied by 4. The expression 3y-8y equals-5y, not 11y. The expression 8 - (-13) equals 21, not-5. Correct the error by solving for y.

Algebra and Trigonometry (6th Edition)
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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BIG IDEAS MATH
00
MARI
1: CC 2015 > Chapter 5> Section Exercises 5.3 > Exercise 20
Describe the error in solving for one of the variables in the linear system 4x +3y = 8 and a - 2y = -13.
4x+ 3y = 8
4x+ 3y = 8
x - 2y = -13 Multiply by-4.
-4x+ 8y =-13
11y=-5
-5
y% =
11
The right side of the second equation was not multiplied
by -4.
The left side of the second equation was multiplied by 4.
The expression 3y - 8y equals-5y, not 11y.
O The expression 8- (-13) equals 21, not -5.
Correct the error by solving for y.
y%3=
tv
26
000
D00 FA
E3
20
Transcribed Image Text:Edit View History Bookmarks Window Help 3% [4 A bigideasmath.com BIG IDEAS MATH 00 MARI 1: CC 2015 > Chapter 5> Section Exercises 5.3 > Exercise 20 Describe the error in solving for one of the variables in the linear system 4x +3y = 8 and a - 2y = -13. 4x+ 3y = 8 4x+ 3y = 8 x - 2y = -13 Multiply by-4. -4x+ 8y =-13 11y=-5 -5 y% = 11 The right side of the second equation was not multiplied by -4. The left side of the second equation was multiplied by 4. The expression 3y - 8y equals-5y, not 11y. O The expression 8- (-13) equals 21, not -5. Correct the error by solving for y. y%3= tv 26 000 D00 FA E3 20
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