Math, asked by bhagyawan16, 1 year ago

cross multiplication method find x and y ... x+y/2=4 ; x/3+2y=5​

Answers

Answered by yash6989262
1
x+y/2=4------(1)
x/3+2y=5----(2)

multiplying equation no.1 by 2 and equation no.2 by 3
x+y=8-------(3)
x+6y=15----(4)

subtracting equation no.3 from 4
5y=7
y=7/5

put y=7/5 in equation no.3
x+7/5=8
x+7=40
x=40-7
x=33

(x,y)=(7/5,33)
Similar questions