Answer:
(2) x2+1+4/x+2
Step-by-step explanation:
I hope i am right sorry if i am wrong.
We can know from the pic
2x+38=90
so, x=26
Answer:
444
Step-by-step explanation:
111x4=444
25 percent is equal to 1/4
Questions:
(a) What is a simplified expression for (x + y) – (x – y)?
(b) Carlotta thinks that is the same as . Which statement shows that it is NOT the same?
Answer:
Step-by-step explanation:
Solving (a):
Given
Required
Simplify
Open brackets
Collect Like Terms
Solving (b):
Given
and
Required
Which expression shows they are not the same
The expression that shows this is:
Take for instance; y=2
Substitute 2 for y in
Evaluate all exponents
The above expression supports