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What is the solution set of this system of equations?
y = x^2 − 3x − 4
x = y + 8
A) {(1,0), (4,0)}
B) {(8,0), (0,8)}
C) {(0,0)}
D) {(2,6)}
E) No real solution
 4 months ago
 4 months ago
What is the solution set of this system of equations? y = x^2 − 3x − 4 x = y + 8 A) {(1,0), (4,0)} B) {(8,0), (0,8)} C) {(0,0)} D) {(2,6)} E) No real solution
 4 months ago
 4 months ago

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dballar1Best ResponseYou've already chosen the best response.0
The answer set is x = 2, y = 6. Refer to WolframAlpha here: http://www.wolframalpha.com/input/?i=y+%3D+x%5E2++3x+4+and+y+%3D+x8
 4 months ago

DecartBest ResponseYou've already chosen the best response.0
plug in x=y+8 in the first one
 4 months ago

jdoe0001Best ResponseYou've already chosen the best response.0
\(\bf y = x^2  3x  4\\ x = y + 8 \\ \quad \\ 0 = x^2  3x  4\quad \textit{factor the equation to find "x"}\)
 4 months ago
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