The key is to work from the middle.
c - (d - e) - f = c - d + e - f
b - (c - d + e - f) - g = b - c + d - e + f - g
a - (b - c + d - e + f - g) = a - b + c - d + e - f + g
Answer:
a - b + c - d + e - f + g
Answer:
The answer:7.5
Step-by-step explanation:
First you need to find out the total amount of money Lucy received. Add 20+15+32 and you will get $67. Subtract the money Lucy spent from the total amount of money. 67-10.85=56.15. She has $56.15 remaining.
Answer:
A) 120 cm^3
Step-by-step explanation:
area of triangle = 1/2 x 5 x 12 = 30
volume = 1/3 x 30 x 12 = 120
Answer:
The one on top is y^8 - 1/y^8 (option 1)
The one on the bottom is 1/y^8 + 1/y^2 (option 5)