Question 161575
Let {{{x}}}= amount invested @ 7%
{{{2000 - x}}} will be the amount invested @ 8%
{{{.08*(2000 - x) = .07x + 40}}}
{{{160 - .08x = .07x + 40}}}
{{{.15x = 120}}}
{{{x = 800}}}
{{{2000 - x = 1200}}}
$800 was invested @ 7% and $1200 was invested @ 8%