Step-by-step explanation:
-3x - 7y = -63
-(3x + 7y) = -63
3x + 7y = -63/-1
3x + 7y = 63
Value of x
3x = 63 - 7y
x = (63 - 7y)/3
Value of y
7y = 63 - 3x
y = (63 - 3x)/7
Answer:
63/2
Hope this helps ^-^
Answer: the slope is 0
Step-by-step explanation: hope it helps
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