x minus y is equals to 3 and X + Y is equals to 7 then find x and y and X square + Y square
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X - Y = 3.......(1)
X + Y = 7........(2)
adding equation 1 and 2, we have
2X = 10
X = 5
putting the value of x in equation 1, we have
5 - Y = 3
Y = 2
now x square plus y square = 25+4. = 29
X + Y = 7........(2)
adding equation 1 and 2, we have
2X = 10
X = 5
putting the value of x in equation 1, we have
5 - Y = 3
Y = 2
now x square plus y square = 25+4. = 29
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