Answer:

Step-by-step explanation:
Multiply across.

Then Simplify.

Answer:
-10x + 1.5
Step-by-step explanation:
Answer:
down:
18 560
19 890
20 u
Step-by-step explanation:
thinking's answer support 100000/1000 your right answer you
Let us say that:
x = age of brad
x + 2 = age of Alexandra
(x + 2) – 3 = age of Cecilia = x – 1
We are also given that:
x + x + 2 + x – 1 = 37
<span>
solving for x:</span>
3x + 1 = 37
3x = 36
x = 12 = age of brad
x + 2 = 14 = age of Alexandra
<span>x – 1 = 11 = age of cecilia</span>