AnswersNG Algebra I A2 - Systems of EquationsUsing Graphs to Solve Systems

Using Graphs to Solve Systems Answers

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1
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The solution to the system is .

A
(–5, –4)
B
(–2, –1)
C
(1, 6)
D
(5, 7)
2
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The blue and orange lines represent a system. Use the sliders to manipulate the orange line to determine which equations would create a system that has no solution. Check all that apply. Hint: Convert to slope-intercept form.

A
2x + y = –5
B
y – 3 = 2x
C
x + y = –2
D
–2x = y
E
2x = 4 – y
3

y = 2 minus StartFraction 7 Over 3 EndFraction x

Question illustration
A
y = 7x + 2
B
y = 3x + 5
C
y = 2 minus StartFraction 7 Over 3 EndFraction x
Option C
D
y – 2 = 4x
E
3y = –9x – 6

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