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OpenStudy (anonymous):
Solve the system using the addition method. 3x + 4y = -10 5x - 2y = 18
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OpenStudy (anonymous):
what is addition method? just use an online System of equations solver.
OpenStudy (anonymous):
maybe he means add all the like terms
OpenStudy (anonymous):
it is the addition method
OpenStudy (anonymous):
it is adding some variable x or y to get rid of something. and simplify.
OpenStudy (anonymous):
im not really sure what addition method is but you can multiply -105x-2y = 18 by 2 to get -210x - 4y = 36
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OpenStudy (anonymous):
then add 3x + 4y = 18 and -210x - 4y = 36 to find x
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