What is area of rectangle y= 2x+5 and y-x= 15?
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y=2x+5
=>2x-y=-5
& y-x=15
y-x=15
2x-y=-5
+_________
x=10
so, y-10= 15
=>y=15+10=25
Hence, area of rectangle =width (x) × height (y)
=10×25
=250(unit)^2
=>2x-y=-5
& y-x=15
y-x=15
2x-y=-5
+_________
x=10
so, y-10= 15
=>y=15+10=25
Hence, area of rectangle =width (x) × height (y)
=10×25
=250(unit)^2
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