Answer:
12.5 inches? I think
Step-by-step explanation:
gotta go do my work
Answer:
First we have to finish the brackets, always
3+2=5, so
it will be 5 square
which means you have to multiply 5 by itself
5×5=25
so your answer is 25
Step-by-step explanation:
I hope I explained well, please give me brainliest
3. 5mn ( 2m + 6n + 1 )
4. 4a^3b^2c ( 18a^2b - 8c )
5. (X-15)(X+15)
6. -4(y-4.5)(y+4.5)
8. 2X(X-10)(X+10)
i am not sure if no. 8 is right
Answer:

Step-by-step explanation:
Given

Required
True values of x
We have:


Collect like terms


Divide both sides by 3


This means that x has a value lesser than 14.67.
Hence, the valid values are:
