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In each case below identify...

In each case below identify the slope and give a point on the line

a. Y= -3x + 15

b. Q= 450 + 15 (w+30)

c. R = 4 - 3s

Please show work so I can understand how to do it myself

a. Y= -3x + 15

b. Q= 450 + 15 (w+30)

c. R = 4 - 3s

Please show work so I can understand how to do it myself

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