Mathematics, 01.12.2020 08:00, raul20030603

Lisa is seven times as old as her brother. She will be four times as old as her brother in three years. Represent the above situation in mathematical form. 1)7x/3 = 4(x - 3)
2)7x – 3 = 4(x - 3)
3)7x + 3 = 4(x + 3)
4)None of the choices

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Lisa is seven times as old as her brother. She will be four times as old as her brother in three yea...