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HELPPPPPPPPPPPPPPPPPPPP
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Jan 6, 2022
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HELPPPPPPPPPPPPPPPPPPPP
Mathematics
high-school
Fujiao Liu
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Fujiao Liu
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1
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k + 77 = 2k - (16 - 89)
k + 77 = 2k - (-73)
k + 77 = 2k + (73)
k - 2k = 73 - 77
change the signs
k = 4
MattF
answered
Jan 11, 2022
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MattF
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