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saucvi
 one year ago
Question about system of equations:
for equivalent system of equations if both equations start with a negative, what do you multiply? Do the numbers stay negative?
saucvi
 one year ago
Question about system of equations: for equivalent system of equations if both equations start with a negative, what do you multiply? Do the numbers stay negative?

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saucvi
 one year ago
Best ResponseYou've already chosen the best response.0Example: 3x + 7y =16 9x + 5y = 16 how would you get an equivalent system of equations for that?

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1Multiply the top equation by 3

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1Better learn you multiplication tables, sonny.

saucvi
 one year ago
Best ResponseYou've already chosen the best response.0I'm not understanding this at all.

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1What don't you understand about multiplying 3and 7 to get 21 and NOT 27?

saucvi
 one year ago
Best ResponseYou've already chosen the best response.0I don't understand why you multiplied 7 by 3 in the first place. I thought you multiply each variable to get an equivalent.

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1To solve a system of equations you want to make the coefficients of either x or y to be opposites.

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1If you multiply the first equation by 3 you will get 9x.

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.1In the second equation you have 9x

Mertsj
 one year ago
Best ResponseYou've already chosen the best response.19 and 9 are opposites.

saucvi
 one year ago
Best ResponseYou've already chosen the best response.0Oh okay. I think I understand most of it now. Thanks. I appreciate it.
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