Question 486080
{{{-5(3x - 10) - 10x + 7 (-4x -3) = -42}}}
{{{-15x+50-10x-28x-21=-42}}}
{{{-53x=-42-50+21}}}
{{{-53x=-71}}} divide by -53
{{{x=(-71)/(-53)}}}
{{{x=71/53}}}