Answer is 7.
55+5X=90
5X=90-55
5X=35
X=35/5
X=7
Answer:
l = 24ft
Step-by-step explanation:
A = lw
360 = (x + 9)(x)
360 = x^2 + 9x
0 = x^2 + 9x - 360
0 = (x + 24)(x - 15)
x ≠ -24 (length cannot be negative)
x = 15
l = 15 + 9
l = 24ft
Does it tell you what (x) stands for
28. 5/7(x)=20
X=28
Hope this helps! :)
Answer:
Step-by-step explanation:
To find the inverse of a function, simply 'switch' the x and y's and solve for y. 
becomes 
. Now, solving for y, we get .
hope this helped! :)
