If 2x+y=5,find 4x+2y
Answers
Answered by
3
2x+y=5-------(1)
then 4x+2y
=2(2x+y)
=2×5 (as 2x+y=5, so it is 5)
=10.
Hope it helps.....
then 4x+2y
=2(2x+y)
=2×5 (as 2x+y=5, so it is 5)
=10.
Hope it helps.....
Answered by
8
if 2x+y=5 , then
x=5-y^2
let y=3
then x= 1
let fill this values in 4x+2y
4*1+2*3=10
our answer is 10
x=5-y^2
let y=3
then x= 1
let fill this values in 4x+2y
4*1+2*3=10
our answer is 10
std9:
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