2 answers:
You might be interested in
Answer:
Multiply equation by 5 and
by 4
Step-by-step explanation:
Given:
Equations are
To find: constant by which each equation should be multiplied to eliminate the variable in the given system of equations
Solution:
Multiply equation (i) by 5 and (ii) by 4 to get the following equations:
On subtracting these equations, we get
So, the variable gets eliminated
Se nos dice que Lucía corre 4 millas diarias. Ya que no corre los días domingo, entonces corre 6 días por semana, por lo tanto:
Por lo tanto, Lucía corre 24 millas por semana.