Combination Method Solve the system of equations.
6x - 3y = 3
- 2x + y = 14
What number would you multiply the second equation
by in order to eliminate the x-terms when adding to the
first equation?
What number would you multiply the first equation by in
order to eliminate the y-terms when adding to the
second equation?
Intro
Done

Two lines that do not intersect are skew. always sometimes or never

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30