Question 344392
1.{{{3B+2T=11.50}}}
2.{{{2B+3T= 11}}}
From eq. 2,
{{{2B=11-3T}}}
{{{B=(1/2)(11-3T)}}}
Substitute into eq. 1,
{{{(3/2)(11-3T)+2T=11.50}}}
Multiply both sides by {{{2}}}.
{{{3(11-3T)+4T=23}}}
{{{33-9T+4T=23}}}
{{{-5T=-10}}}
{{{T=2}}}
The tacos are $2 each.