NZ Level 7 (NZC) Level 2 (NCEA)
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Consistent, inconsistent, dependent, and independent linear systems

Interactive practice questions

If a system of linear equations in two variables has two graphs that coincide, how many solutions are there to the system?

one

A

infinitely many

B

none

C

one

A

infinitely many

B

none

C
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If a system of linear equations in two variables has two graphs that are parallel lines, how many solutions are there to the system?

How many solutions does a system of equations have if the graphs of the equations are:

Consider what you know about systems of linear equations.

Outcomes

M7-8

Form and use pairs of simultaneous equations, one of which may be non-linear

91269

Apply systems of equations in solving problems

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