Answer:
not sure but i think c=12
15-5=10
10x4c-7=50
10× 4c-7/4=50
10×(c-7)=50
10c-7=50
10c/10=50/10
c-7/7 =5
c=5+7=12
Answer:
4500
Step-by-step explanation:

Answer:
32 such pieces can be cut from the total length of gum.
Step-by-step explanation:
The total length of the gum = 6 ft
Now, 1 ft = 12 inches
So, 6 ft = 6 x 12 inches = 72 inches
Now, length of each piece =
inches =
inches
So, to find the total number of pieces of desired length
Divide the total length of gum by the length of each piece.
or, n = 
Hence, 32 such pieces can be cut from the total length of gum.
Answer:
Step-by-step explanation:
(x,y)→(-x,-y)