zoealexis08 zoealexis08

20-12-2019
Mathematics

contestada

Enter the solution (x, y) to the system of equations shown
x = 2.5
5y + 2x = -10

Respuesta :

Yang100 Yang100

20-12-2019

Answer:

x=2.5, y=-5. (2.5, -5).

Step-by-step explanation:

5y+2(2.5)=-10

5y+5=-10

5y=-10-5

5y=-15

y=-15/5

y=-5

Answer Link

altavistard altavistard

20-12-2019

Answer:

(2.5, -3)

Step-by-step explanation:

We are told up front that x = 2.5. Substituting 2.5 for x in the second equation, we get:

5y + 2(2.5) = -10.

Carrying out the indicated multiplication:

5y + 5 = -10.

Then 5y = -15, and y = -3.

The solution in the form (x, y) is (2.5, -3).

Answer Link

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