AnswersJunior Studies Math - A Mrs. Hitchcock 26-27Introduction to Systems of Linear Equations

Solving Systems of Linear Equations: Graphing Answers

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y=–6x+2–12x – 2y=–4

A
one solution: (0, 0)
B
one solution: (1, –4)
C
no solution
D
infinite number of solutions
2
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Which values of m and b will create a system of equations with no solution? Select two options.y = mx + b y = –2x + m = –3 and b = m = –2 and b = m = 2 and b = m = and b = m = -2 and b =

Question illustration
A
m = –3 and b =
Option A
B
m = –2 and b =
Option B
C
m = 2 and b =
Option C
D
m = and b =
Option D
E
m = -2 and b =
Option E
3

A system of equations has no solution. If y = 8x + 7 is one of the equations, which could be the other equation?

A
2y = 16x +14
B
y = 8x – 7
C
y = –8x + 7
D
2y = −16x − 14
4

Billy graphed the system of linear equations to find an approximate solution.y = x + y = x – 3Which points are possible approximations for this system? Select two options.(1.9, 2.5)(2.2, –1.4)(2.2, –1.35)(1.9, 2.2)(1.9, 1.5)

Question illustration
A
(1.9, 2.5)
B
(2.2, –1.4)
C
(2.2, –1.35)
D
(1.9, 2.2)
E
(1.9, 1.5)

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