find k if the equation -5x-7y=-8k has solution (-2, 3)
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Answer:
11/8 or 1.375
Step-by-step explanation:
x=-2
y=3......given
(-5 x -2)-(7 x 3)= -8k
10-21= -8k
-11 = -8k
11 = 8k
k= 11/8 or 1.375
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