Answer:36
becuse if you maltiply 15 by 3 it makes 45 and you can maltiply 12 by 3 and you will get your answer
Answer:
width is 7.5
Length is 8
Step-by-step explanation:
because it is
X = first number
x - 8 = 2nd number
5x = 3rd number
x + x - 8 + 5x = 69
7x - 8 = 69 <=== this is the equation u would use
7x - 8 = 69
7x = 69 + 8
7x = 77
x = 11
1st number = 11
2nd number : x - 8 = 11 - 8 = 3
3rd number : 5x = 5(11) = 55
Answer:
-55
-61
064
63
Step-by-step explanation:
Answer:

Step-by-step explanation:
We want to find
.
can be written as
, so we can now write our original equation as:
.
We can combine like terms: 
Hope this helps!