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kolbaska11 [484]
2 years ago
12

Please help i have to finish 15 assignments today including a final exam and i dont know what im doing

Mathematics
1 answer:
Sergio039 [100]2 years ago
5 0

Answer:

(-1,6) ; (-2,11)

Step-by-step explanation:

y= x^2-2x +3

y= -5x + 1

the best way to proceed is substitute the value of y shows in the second equation in the first equation (general rule: substitute the value shows in the linear equation in the quadratic equation)

-5x + 1 = x^2-2x+3

x^2 +3x + 2 = 0

(x+2)(x+1) = 0

x = -2

x = -1

Solution 1

x = -1

y = 5 + 1 = 6

Solution 2

x = -2

y = 10 + 1 = 11

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boyakko [2]

Answer:

2/21 times 7/5 is 14/105.

Step-by-step explanation:

2 • 7 = 14                              Multiply the numerators

21 • 5 = 105                          Multiply the denominators

14/105

Hope this helps,

♥<em>A.W.E.</em><u><em>S.W.A.N.</em></u>♥

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3 years ago
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