Solve the system of equations and choose the correct ordered pair.

3y = 4x + 7
5y = 4x + 25

A. (2, 9)
B. (2, 5)
C. (5, 5)
D. (5, 9)

Question

Solve the system of equations and choose the correct ordered pair. 

3y = 4x + 7
5y = 4x + 25

   A. (2, 9) 
   B. (2, 5) 
   C. (5, 5) 
   D. (5, 9)

anonymous · Answer

diddnt get anything for this one

anonymous · Answer

a

anonymous · Answer

elimination is the easier method here.

put all x's and y's on the left side of the eq
so you get
3y-4x=7
5y-4x=25
now multiply either  eq by  -1
so -3y+4x=-7
       5y-4x=25

now add the eqs and you get

2y+0x=18
y=9
now plug y=9 into either eq and see what you get for x