1. the last one
2.the first one hope this helps.
Answer:
The value of x is the value where the line crosses the x-axis!
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Answer:
(3,4)
Step-by-step explanation:
first you're going to solve the equation -2x
your equation should now be: 
next you're going to substitute the given value of -2x into the equation 
so your equation should now be: 
next you're going to solve the equation for y
equation should now be: y=4
than you're going to substitute the given value of y into the equation
×
then you're going to solve the equation for x
your equation should now be: x=3
then the possible solution of the system is the order pair: (x,y)=(3,4)
Answer:
Step-by-step explanation:
Always True
Positive integers are rational numbers. Adding two rational numbers produces another rational number.