93- 30=63 students likes maths or english or both
42+41=83 likes english or math
but I have only 63 students
83-63=20 students likes both
9514 1404 393
Answer:
5/2
Step-by-step explanation:
The rules of exponents apply.
a^-b = 1/a^b
(a^b)^c = a^(bc)
a^(1/2) = √a
__
Alternatively, ...
<span>x^2-10x
Factor out an x:
x(x-10)</span>
Answer:
last one
Step-by-step explanation:
x = width
x+6 = length
Area = length times width
x(x + 6) = + 6x
+ 6<em>x = 114 (subtract 114 from both sides) </em>
<em /><em> + 6x -114 = 0</em>
Answer:
a. 1056 ft
b. 52.8 ft
Step-by-step explanation:
1 mile = 5280 feet
a.
Therefore 1/5 of a mile is 1056 feet.
b.
Therefore 1/100 of a mile is 52.8 feet