Determine whether the given ordered pair is a solution to the system. State "Yes" or "No." 1) (-1, -2) [4x + y = -2 |2x + 4y = 6 Solve the system by the addition method and write the solution in correct (x, y) form. Write out your check for both equations. S3x + 6y = 3 2) Write solution here: 2x + 9y = -8 Show all work to solve the system here: Show all work for checking equation 1 here: Show all work for checking equation 2 here: Solve the system by any method and write the solution in correct (x, y) form. Write out your check for both equations. x+y = 1 3) 1 1 Write solution here: 2x-ży = 4 Show all work to solve the system here:

Algebra and Trigonometry (6th Edition)
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Determine whether the given ordered pair is a solution to the system. State "Yes" or "No."
1) (-1, -2)
S4x + y = -2
|2x + 4y = 6
Solve the system by the addition method and write the solution in correct (x, y) form. Write out your check for both
equations.
2)
(3x + 6y = 3
Write solution here:
| 2x + 9y = -8
Show all work to solve the system here:
Show all work for checking equation 1 here:
Show all work for checking equation 2 here:
Solve the system by any method and write the solution in correct (x, y) form. Write out your check for both equations.
+)
' = 1
3)
Write solution here:
1.
X -
jy = 4
Show all work to solve the system here:
Show all work for checking equation 1 here:
Show all work for checking equation 2 here:
Transcribed Image Text:Determine whether the given ordered pair is a solution to the system. State "Yes" or "No." 1) (-1, -2) S4x + y = -2 |2x + 4y = 6 Solve the system by the addition method and write the solution in correct (x, y) form. Write out your check for both equations. 2) (3x + 6y = 3 Write solution here: | 2x + 9y = -8 Show all work to solve the system here: Show all work for checking equation 1 here: Show all work for checking equation 2 here: Solve the system by any method and write the solution in correct (x, y) form. Write out your check for both equations. +) ' = 1 3) Write solution here: 1. X - jy = 4 Show all work to solve the system here: Show all work for checking equation 1 here: Show all work for checking equation 2 here:
Solve the system by the substitution method and write the solution in correct (x, y) form. Write out your check for both
equations.
( 8x + y =
4)
1 -8x + y = -16
Write solution here:
Show all work to solve the system here:
Show all work for checking equation 1 here:
Show all work for checking equation 2 here:
5) Given the cost function, C(x), and the revenue function, R(x), find the dollar amount coming in and going out at
the break-even point. Round to the nearest dollar if necessary.
C(x) = 0.9x + 400
R(x) = 1.4x
Show your work here:
Transcribed Image Text:Solve the system by the substitution method and write the solution in correct (x, y) form. Write out your check for both equations. ( 8x + y = 4) 1 -8x + y = -16 Write solution here: Show all work to solve the system here: Show all work for checking equation 1 here: Show all work for checking equation 2 here: 5) Given the cost function, C(x), and the revenue function, R(x), find the dollar amount coming in and going out at the break-even point. Round to the nearest dollar if necessary. C(x) = 0.9x + 400 R(x) = 1.4x Show your work here:
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