selenasharp2005 selenasharp2005

25-02-2020
Mathematics

contestada

Solve the system of equations by substitution: x=2
X+y=10

A. X=2 and y=10
B. x=2 y=4
C. X=2 and y=8
D. X=10 and y=2

Respuesta :

hughesolivia000 hughesolivia000

25-02-2020

Answer:

C.

Step-by-step explanation:

X + y = 10

replace with given number

2 + y = 10

then subtract 2 from each side of the equation

2 + y = 10

-2 -2

y = 8

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arsemaqeen arsemaqeen

25-02-2020

Answer: the answer is C because if X=2 then u need a number plus that to equal 10 so basically the only number choice u have is 8 so it means Xv2 and Y=8

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