What is the soultion to the linear system y=2x and y=x+4
1 answer:
Answer:
x = 4; y = 8
Step-by-step explanation:
y=2x
y=x+4
2x = x + 4
x = 4
y = 2x = 2(4)
y = 8
Solution: x = 4; y = 8
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Step-by-step explanation:
Root of the function, where y = 0
f(x) = x² + 2x - 1
0 = x² + 2x - 1
x² + 2x - 1 = 0
x² + 2x = 1
x² + 2x + 1 = 1 + 1
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x + 1 = ±√2
x = -1 ± √2
Roots → x = -1 ± √2
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Step-by-step explanation:
