Answer:
99
Step-by-step explanation:
8x-13+7x-17=180( because stright angle = 180 degree)
15x-30=180
15x=210
x=14
8(14)-13= 99
assuming you mean 
where 
ok, notice a pattern in the exponent
hum, so it goes 1,2,3,4, then repeats
ok, so every 4, the cycle repeats
how far up is 77 from a multipule of 4?
4*19=76
76 is 1 away from 77
so 
the answer is B
The shape of the garden is composite figure of a rectangle and a semicircle. The area of that shape will be
Area = AB x CD + π x AD² / 4
Once the area is calculated, the number of boxes of fertilizer is determined
Area / 12 m = Number of boxes
After getting the number of boxes, the total cost can be determined
<span>£4.99 x Number of boxes</span>
