What is the sum of (2x+4)+(-3x+9)
2 answers:
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Area of field=xy=5000
perimeter of field=2(x+y)300
x+y=150
x=150-y
y(150-y)=5000
solve it
u get y= 50 or 100
then x=100 or 50
therefore the dimensions are 100m and 50m
perimeter of field=2(x+y)300
x+y=150
x=150-y
y(150-y)=5000
solve it
u get y= 50 or 100
then x=100 or 50
therefore the dimensions are 100m and 50m