Answer:
area= x^2+8x+7
Step-by-step explanation:
a=l*w
l=x+7
w=x+1
a=(x+7)(x+1)
a= x^2+8x+7
Answer:
an integer is a rational number sometimes(eg.17=17/1) but not always.
a rational number can be written in the form p/q where p and q are integers.
Step-by-step explanation:
Answer:
100
Step-by-step explanation:
(18 + 7) x (11 - 7)
25(11-7)
275-175
100
Lets say your numbers are these...
10,20,30,40,50,60,70,80,90 and 100
you would add those to get 650
Now how many numbers did you add?
You added 10
so now divided
650 by 10
you get 65
that is the mean of those numbers!
-45x-5x=11-11=2-4
Step-by-step explanation:
-50x = -2
-50/-2 = x
25=x
x=25
