audreyburkett12
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1. Which method would be the simplest way to solve the system?
7x + 5y = 19
–7x – 2y = –16

A.graphing
B.substitution
C.elimination
D.distributive

2. What is the solution of the system?
7x + 5y = 19
–7x – 2y = –16

A.(2, 1)
B.(1, 2)
C.(7, 5)
D.(–7, –2)

Respuesta :

wolf1728
1) The simplest solution is C elimination.
 
2)
7x + 5y = 19
–7x – 2y = –16

Add the equations:
3 y = 3
y = 1
7x + 5 = 19
7x = 14
x = 2

answer is A

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