Answer:
The first one is
5x * 10
(x is the variable) TIMES 10
Step-by-step explanation:
Answer:
The value of c is 12.25
Step-by-step explanation:
we know that
A perfect square trinomial is of the form

In this problem we have

so
equate the equations

we have
the following equations
-----> equation A
and
-----> equation B
<u>Solve the equation A</u>



<u>Solve the equation B</u>


therefore

The value of c is 12.25
Answer:
42.9
Step-by-step explanation:
20% of 50 is 10
so its 40
40 + taxes
40 + (40*.0725)
23% as a fraction would be 23/100