7. Without graphing, determine how many solutions each system has. a. = X (y = 2x b. [3x + 4y = 12 2x+4y=8 no sol. = = -1 x+1 =1/√x+8 d. Why is it sometimes hard to see that two equations are equilvalent? ne sait |y=1/√x+2 (-2y=-x-4 Which equations have the same slope? The system with one solution, no solution, or many solutions? С. Which equations have the same y-int? The system with one solution, no solution, or many solutions? d.
7. Without graphing, determine how many solutions each system has. a. = X (y = 2x b. [3x + 4y = 12 2x+4y=8 no sol. = = -1 x+1 =1/√x+8 d. Why is it sometimes hard to see that two equations are equilvalent? ne sait |y=1/√x+2 (-2y=-x-4 Which equations have the same slope? The system with one solution, no solution, or many solutions? С. Which equations have the same y-int? The system with one solution, no solution, or many solutions? d.
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
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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Question
Transcribed Image Text:7. Without graphing, determine how many solutions each system has.
a.
{
111
= X
y = 2x
b.
3x + 4y = 12
(2x + 4y = 8
no sol.
C.
PEK
1
y = = x +
+1
=- √x+8
d.
√y = -√√x + 2
-2y=-x-4
Which equations have the same slope? The system with one solution, no solution, or many solutions?
C.
Which equations have the same y-int? The system with one solution, no solution, or many solutions?
d.
Why is it sometimes hard to see that two equations are equilvalent?
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