Answer:
no solutions
Step-by-step explanation:
10x+2y=42
5x+y=20
Multiply the second equation by -2 to use elimination
-2(5x+y)=20*-2
-10x -2y = -40
Add this to the first equation
10x+2y=42
-10x -2y = -40
--------------------------
0 = 2
This is never true. This means there are no solutions
Answer:
D
Step-by-step explanation:
I think your answer is ( B )
The correct answer is C. i think
Answer: C. -2 1/8
Step-by-step explanation:
<em>-5 - 3 = -2</em>
<em>5/8 - 1/2 = 1/8</em>
<em>-2 1/8</em>
