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Mathematics
Cruz Fitzgerald
26 November, 14:00
If jl = 10x-2 JK = 5x-8 and KL = 7x-12 find KL
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Jacey Cardenas
26 November, 17:32
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JK+KL=JL
(5x-8) + 7x-12=10x-2
(add common terms together)
12x-20=10x-2
(get the term with x alone on one side of the equation)
2x=18
(divide by 2 to get x alone)
x=9
Find KL:
KL=7 (9) - 12
KL=51
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