emanbtskpop emanbtskpop

26-09-2020
Mathematics

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solve system by substitution {y=-x+5 2x+y=11

Respuesta :

tamarabombria tamarabombria

26-09-2020

Answer:x=6,y=−1

Step-by-step explanation:

Answer Link

zarampa zarampa

26-09-2020

Answer:

y = -1

x = 6

Step-by-step explanation:

y = -x + 5

2x + y = 11

then:

2x + (-x+5) = 11

2x - x + 5 = 11

x + 5 = 11

x = 11 - 5

x = 6

y = -x + 5

y = -6 + 5

y = -1

Check:

2x + y = 11

2*6 + (-1) = 11

12 - 1 = 11

Answer Link

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