3 x^{2} - 15x - 42
(x-7)(x+2)
x-7=0 x+2=0
x=7,-2
Answer:
Hey there!
Part a) Distance from Wrexham to Oswetry: 15 miles.
Part b) Ruthin to Oswestry: 33 miles.
Total distance travelled for Part b= 33(5), or 165 miles.
<span>perimeter of a rectangular rug is 30 yd
P= L+L+W+W
</span><span>P= 9+9+W+W
P= 18 + 2W
</span><span>18 + 2W = 30
2W = 30-18
</span><span>W= 12/2 = 6
A= L x W
A= 9 x w
</span><span>A= 9 x 6 = 45 yd square</span>