Math Problem Statement
pedro e luis tinham, em conjunto, a importancia de R$ 690,00. Pedro gastou 1/4 de seu dinheiro e Luis gastou 3/5 do que possuia, ficando ambos com quantias iguais, Pedro tinha a quantia de:
a) 510,00 b) 270,00 c) 450,00 d) 350,00 e) 380,00
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Systems of Equations
Fractions
Formulas
P + L = 690
3/4 * P = 2/5 * L
L = (15/8) * P
Theorems
Solving systems of linear equations
Suitable Grade Level
Grades 9-11