SOLUTION: Need to double check my answer please: Solve the system by the addition method: 4x + 8y = 6 3x – 8y = 7 7x = 13 /7 /7 x=13/7 4(13/7) +8y=6 52/7+8y=6 7(52/7) +7(8

Algebra.Com
Question 202204: Need to double check my answer please:
Solve the system by the addition method:
4x + 8y = 6
3x – 8y = 7
7x = 13
/7 /7
x=13/7
4(13/7) +8y=6
52/7+8y=6
7(52/7) +7(8y) =7(6)
52+56y=42
-52 -52
56y -10
/56 /56
y=-5/28
(13/7,-5/28)

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Spot on. Good job.


John


RELATED QUESTIONS

Need help Solving the system by the addition method: 4x + 8y = 6 3x – 8y = 7 7x =... (answered by jim_thompson5910)
Solve the system by addition. Please 4x + 8y = –1 8x – 4y = –7 (answered by checkley71)
Solve the system by addition. 4x + 8y = –1 8x – 4y = –7 (answered by checkley75)
Solve the system by addition. 4x+8y=-1... (answered by jim_thompson5910)
Solve the system by addition 4x+8y=-1... (answered by jim_thompson5910,tutor_paul)
I am STUCK! Please help me. Can you solve by the addition method? 11x-8y=27 3x+5y=-7 (answered by stanbon)
Solve the system of equations by the method of elimination. x-4y=-7... (answered by Jk22)
solve the system of equations by the addtion method 3x-4y=7 (answered by Alan3354)
Solve each system by substitution. Show your work. 1) a= 3b+1 5a-3b= 13 2) 4y=... (answered by Edwin McCravy)