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5 votes
Y=3x-4
y=2x+5
How many solutions does the system
have?
How do you know?

1 Answer

4 votes

Answer:

One solution, there is only one set of values for x and y. (9,23)

Explanation:

Y=3x-4

y=2x+5

replacing for y, put them equal to each other.

3x-4=2x+5

x=9

solve for y by putting x value in either equation.

y=3x-4

y=3(9)-4

y=27-4

y=23

or

y=2x+5

y=2(9)+5

y=18+5

y=23

User Heythatsmekri
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