Math, asked by taniiishka5483, 1 year ago

x-y=2 4x-y=80 by using substitution method

Answers

Answered by Applepie17
2
hope this will help ya!!
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Answered by ambika2004
2
x - y =2 --- (1)
4x-y = 80--(2)


x-y =2
4x-y=80
( substracting equation 2 from 1 we get )
3x = 78
x= 26
putting the value of x= 26 in equation (1)
x-y =2
26-y =2
y = -24
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