What is the solution of the equations 2x+y=5 and 2x-y=3
a. (2.1)
b. (1,2)
c. (-2,-1)
d. (-1,-2)
a. (2.1)
b. (1,2)
c. (-2,-1)
d. (-1,-2)
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Answer:
a (2.1)
Step-by-step explanation:
walang Sana makatulong
Answer:
a. (2.1)
Step-by-step explanation:
2x+y=5
2x-y=3
2x+y-(2x-y)=5-3
2x+y-2x+y =5-3
y+y=5-3
2x+y=5
y=1
2x+1=5
2x+y=5
2x-y=3
x=2
y=1