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 one year 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
 one year 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
 one year ago
Best ResponseYou've already chosen the best response.0sum both side, what you get..

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

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

alrightatmaths
 one year 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
 one year 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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