Solution
-3b + 11 = -18 + 8b
-3b - 8b = -18 - 11
-11b = -29
b = 29/11
2 litres every 2.5 minutes is 4 litres every 5 minutes so therefore, it is 0.8 litres/minute (800ml per minutes)
Answer:
1. 13
2. 11
3. 10
4. 9
5. 12
6. 16
7. 14
8. 40
Step-by-step explanation:
the awser is (-2)(8 + 6) + (-3)
Answer:
Annie's height= 49 cm
Her brother's height= b+ 49
Let the sum be represented as x
x- 49 = b
