Question 326739
Substitute the 2nd equation directly into the first and solve for x.
{{{5x-3(4x+33)=-29}}}
{{{5x-12x-99=-29}}}
{{{-7x=70}}}
{{{x=-10}}}
Then use the 2nd equation to solve for y.
{{{y=-40+33}}}
{{{y=-7}}}
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(-10,-7)