Answer:
2x + 4y = 4
-8x + 8y = -16.
Step-by-step explanation:
We can find an equivalent system by multiply the 2 equations by 2.
x + 2y = 2 multiplied by 2 is 2x + 4y = 4.
Answer:
D
Step-by-step explanation:
They work by preparing the printing process.
Hope this helps!
Answer:
two
Step-by-step explanation:
The exact value of sec(60°) sec ( 60 ° ) is 2 .
Answer:
Lorena made a mistake when she subtracted x1 from x2
Step-by-step explanation:
we know that
The formula to calculate the slope between two points is equal to
In this problem we have
The points are
and 
therefore
Lorena made a mistake when she subtracted x1 from x2