55+added=133
added=amount addeed per week times 6=6x
55+6x=133
minus 55 both sides
6x=78
divide both sides by 6
x=13
add 13 per week
y=13x+55
Answer:
C. 210
Step-by-step explanation:
I just took it on edge
Answer: - 8
Step-by-step explanation:
3+(−4)−8−(−1)
3 - 4 - 8 + 1
3 - 12 + 1
-9 + 1
- 8
Answer:
I came up with 412cm^2
Step-by-step explanation:
10*12+(12*2)2+(10*2)2+6*8+(8*3)2+(6*3)2+(12*10-6*8)