DarkAngel18 DarkAngel18

14-06-2016
Mathematics

contestada

Solve the system of equations algebraically. 3x-3y=9 6x-7y=5
a.many solutionsb.
(15,14)
c.no solutiond.
(16,13)

Respuesta :

alex3245 alex3245

14-06-2016

3x - 3y = 9 (x - y = 3)
6x -7y=5

We'll use substitution for x:

6(y+3) - 7y = 5
6y + 18 - 7y = 5
-y = -13
y = 13

x - 13 = 3
x = 16

Therefore the answer is (16,13). Hope I helped.

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lindseyfarrishernand lindseyfarrishernand

19-07-2021

Answer:

(16,13) D on edge 2021

Step-by-step explanation:

took the test :)

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