A soma das idades de Joaquim e Lúcio é 60 anos. sabendo que a idade de Joaquim é o triplo da idade de Lúcio, qual é a idade de cada um deles?​

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0