use simultaneous method of linear equation to solve the problem please solve it
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x+y=50 ... (1)
Now,
x^2-y^2=720
or (x+y)(x-y)=720
=>(50)(x-y)=720 [as x+y=50]
or 50x-50y=720
or 50 (x-y)=720
or x-y=720÷50
=>x-y=14.4 ... (2)
adding eq (1), (2)
x+y+x-y=14.4+50
or 2x=64.4
or x=64.4÷4
=> x=32.2
Putting the value of x in eq (1)
x+y=50
=> 32.2+y=50
or y=50-32.2
=> y=17.8
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PLZ
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Now,
x^2-y^2=720
or (x+y)(x-y)=720
=>(50)(x-y)=720 [as x+y=50]
or 50x-50y=720
or 50 (x-y)=720
or x-y=720÷50
=>x-y=14.4 ... (2)
adding eq (1), (2)
x+y+x-y=14.4+50
or 2x=64.4
or x=64.4÷4
=> x=32.2
Putting the value of x in eq (1)
x+y=50
=> 32.2+y=50
or y=50-32.2
=> y=17.8
PLEASE MARK IT AS BRAINLIEST
PLZ
PLZ
Yashthakur4903:
mark brainliest
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