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Solmyr
 3 years ago
Part 1: Decide whether you would use the graphing, substitution, or elimination method to solve the following system of equations. Explain, in complete sentences, why you chose that method.
Part 2: Solve the following system of equations and show all of your work.
2x + 5y = −3
−15x − 5y = −10
Solmyr
 3 years ago
Part 1: Decide whether you would use the graphing, substitution, or elimination method to solve the following system of equations. Explain, in complete sentences, why you chose that method. Part 2: Solve the following system of equations and show all of your work. 2x + 5y = −3 −15x − 5y = −10

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cinar
 3 years ago
Best ResponseYou've already chosen the best response.0sum both side, what you get..

alrightatmaths
 3 years ago
Best ResponseYou've already chosen the best response.0I agree. Use elimination. If you just add the two equation together, the 5y and +5y cancel out and leaves you with only xs.

alrightatmaths
 3 years ago
Best ResponseYou've already chosen the best response.0So you'd have 13x = 13 so x = 1

Solmyr
 3 years ago
Best ResponseYou've already chosen the best response.0but why do u chose elimination

alrightatmaths
 3 years ago
Best ResponseYou've already chosen the best response.0Because it's quick and easy and gets rid of the ys straight away so you can quickly solve for x.

Solmyr
 3 years ago
Best ResponseYou've already chosen the best response.0ok now can you help me go step by step with the rest?
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