Answer:
13
Step-by-step explanation:
Set Susan's present age as x, her age from 3 years ago as x-3, and her age in three years as 2(x-3)
Since her age in seven years = 2 times as old as she way 3 years ago, set up the equation:
x+7 = 2(x-3)
x+7 = 2x-6
x = 13
Answer:
39ft²
Step-by-step explanation:
Divide up the Shape
Big rectangle:
a=lw
11*3=33ft
Small rectangle
2*3=6ft
Whole shape:
33+6=39ft²
Answer:
; k=25
Step-by-step explanation:

7 less than 25 (or K) is 18.
<span>yes, in the sense that factoring is the process of breaking apart things that are multiplied</span>
0.6.
5/9 = 0.5555555... which rounds to 0.6