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Answer:</h2><h2>First: 3</h2><h2>Second: 25</h2><h2>Third: 81</h2><h2 /><h2>Hope this helps!! <3 :)</h2>
Answer:
it has one solution
Step-by-step explanation:
1.y=x-3
2. 3y-3x sub x-3 in place of y therefore
it can also be written as 3x-3x-9=9
if you add 9 to both sides 3x-3x-9+9=-9+9
0+0=0