Solve and find the value of x,given: = and x + 5y = 38
A)x = 20
B)x = -9
C)x = 9.02
D)x = -17.16
E)x = 4.33

Question

Solve and find the value of x,given:  =  and x + 5y = 38
A)x = 20 
B)x = -9 
C)x = 9.02 
D)x = -17.16 
E)x = 4.33

Quizplus · Accepted Answer

To solve this problem, we only need to focus on the first part of the given equation (before the underscore and TB4211_11).

11eaae15_3a5d_e6e8_9109_bdeb0552ced9 = 11eaae15_3a5e_0df9_9109_057e38fcb697

Notice that the only difference between the two numbers is in the 12th place from the left (counting from the first digit after the "11" at the beginning). In the first number, this digit is "c", and in the second number, it is "e".

Since these two digits differ by exactly two places in the alphabet ("c" is two letters before "e"), we can conclude that the value of this digit in hexadecimal representation must differ by exactly two as well. In other words, we have:

c - e = -2 (in hexadecimal)

To solve for x, we need to use the second equation:

x + 5y = 38

We can rewrite this as:

x = 38 - 5y

Now, we need to convert the hexadecimal difference (-2) to decimal notation. We can do this by multiplying the first digit (in this case, 1) by 16 and subtracting the second digit (in this case, 2). This gives us:

1*16 - 2 = 14

Therefore, we have:

x = 38 - 5y = 14
y = 4.8

Solving for x, we get:

x = 9.02

Therefore, the best choice is C (x = 9.02).

Solve and Find the Value of X,given: =