-
+ 6
divide each term on the numerator by 7b
= - 7
/ 7b + 42
/ 7b
= -
+ 6
From your choices, Id say integer
Danny = 3 Emilly
danny = 3×7
danny = 21 DVD's
Hi!
length = l = 2 * width = 2 * w
Area = l * w = l * 2 * l = 2 * l^2
2 * l^2 = 72
l^2 = 72/2 = 36
l = square root of 36
l = 6
l = 2 * w => w = l/2 = 6/2 = 3
Perimeter = 2 * l + 2 * w = 2 * 6 + 2 * 3 = 12 + 6 = 18 feet
Hope this helps!