Answer:
x=5
Explanation: 3x-12x 0 = 15
3x-0 = 15
3x = 15
1/4
Step-by-step explanation:
3x - 12y =15
-12y= -3x+15
12y= 3x-15
y=3/12x- 15/12
y= 1/4x- 15/12
Slope= 1/4
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