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What is the solution of the system? Use substitution. 2x  y = 7 and 4x y = 4
(–1.5, 4)
(1.5, 10)
(4, –1.5)
(–1.5, –2)
2. What is the solution of the system? Use elimination 5x +7y = 32 and 8x +6y = 46
(8, 5)
(1, 5)
(7, 0)
(5, 1)
 one year ago
 one year ago
What is the solution of the system? Use substitution. 2x  y = 7 and 4x y = 4 (–1.5, 4) (1.5, 10) (4, –1.5) (–1.5, –2) 2. What is the solution of the system? Use elimination 5x +7y = 32 and 8x +6y = 46 (8, 5) (1, 5) (7, 0) (5, 1)
 one year ago
 one year ago

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pfenn1Best ResponseYou've already chosen the best response.1
\[2x  y = 7 \]\[ 4x y = 4\]Rearrange the first equation to solve for y, then substitute into the second sentence for y. Then solve for x.
 one year ago

teddygirlBest ResponseYou've already chosen the best response.0
I got (1.5, 10) and (8,5) but i dont think they are right
 one year ago

pfenn1Best ResponseYou've already chosen the best response.1
I haven't calculated the second problem yet but my answer for the first problem is the same as yours. Sounds like you are doing it correctly.
 one year ago

pfenn1Best ResponseYou've already chosen the best response.1
Hmm. I got another answer to the second question.
 one year ago

teddygirlBest ResponseYou've already chosen the best response.0
I did too, I got 5,1
 one year ago

pfenn1Best ResponseYou've already chosen the best response.1
Yeah, that's what I got.
 one year ago
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