08.03)A set of equations is given below:

Equation A: y = x + 1
Equation B: y = 4x + 5

Which of the following steps can be used to find the solution to the set of equations?

x + 1 = 4x + 5
x = 4x + 5
x + 1 = 4x
x + 5 = 4x + 1

Question

08.03)A set of equations is given below: 

Equation A: y = x + 1 
Equation B: y = 4x + 5 

Which of the following steps can be used to find the solution to the set of equations?

 x + 1 = 4x + 5
 x = 4x + 5
 x + 1 = 4x
 x + 5 = 4x + 1

tkhunny · Answer

Both the x-expressions are equal to 'y'.

That will lead you to the solution.

anonymous · Answer

k thanks

tkhunny · Answer

Thanks for what?  Did you use that information?  What did you conclude?

anonymous · Answer

Well im not good at all with this kind of stuff so its very hard for me

tkhunny · Answer

That does not answer my question.  What is your plan for solving this problem?  What does my hint mean?

If x = y and if z = y, can we conclude that x = z?

anonymous · Answer

yes

anonymous · Answer

@tkhunny

tkhunny · Answer

Apply this principle to your problem.  Do you see a similar situation?