Answer:
yeah he is right the answer is the photo
Step-by-step explanation:
Answer:
cannot be factored
Step-by-step explanation:
The equation cannot be simplified so you have to use the quadratic formula
and you will get imaginary numbers from the formula
There could be one more pentagon
**As far as I know
Answer:
4
or 4.75
Step-by-step explanation:
first we're going to convert the number into improper fractions.
7
=
and 2
= 
For subtracting it is suitable to adjust both fractions to an equal denominator, so we're going to multiply
x2, it'll equal the same number.
So now we have
-
, 30-11= 19.
simplified is, 4
.
As you can see I also added 4.75 as an answer, that's if the answer must be a decimal.
I hope this helps you!
Answer:
155
Step-by-step explanation:
5*5=25
((5*13)/2)*4=130
130+25=155