X + Y =25 x + 2 Y = 40 by using substitution method what is the solution?
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Answered by
10
x+y=25....................1
x+2y=40..................2
mines between 1 and 2
x+y=25
x+2y=40
.......................
y= 15
x+y=25
x+ 15 =25
x=25-15
x=10
x+2y=40..................2
mines between 1 and 2
x+y=25
x+2y=40
.......................
y= 15
x+y=25
x+ 15 =25
x=25-15
x=10
sohaib4:
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Answered by
1
x+y=25 => x= 25-y.............(1)
x+ 2y= 40 ..........................(2)
therefore, x=10 and y=10
x+ 2y= 40 ..........................(2)
therefore, x=10 and y=10
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