jessicadiaz72 jessicadiaz72

14-10-2018
Mathematics

contestada

Two numbers are n and 2(n+3).
a. The sum of the numbers is 90.
Write down an equation for this.
b. Solve the equation.
c. Find the two numbers.

Respuesta :

konrad509 konrad509

14-10-2018

[tex]n+2(n+3)=90\\\\n+2n+6=90\\\\3n=84\\\\n=28\\\\2(28+3)=2\cdot31=62[/tex]

28 and 62

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