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3w-13w=-20
Combine like terms
-10w=-20
divide both sides by -10
w=2
2. C
Slope = 40/8 = 5
Slope of graph c = 5/1 = 5
3. D
Slope = 9/3 = 3
Slope of graph d = 81/27 = 3
Answer:
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Step-by-step explanation:
Answer:
1.) ???
2.) (2x+3y)(2x-3y)=4x²-9y²
