Question 366514
{{{42}}} and {{{70}}} both have {{{2}}} and {{{7}}} as factors which means you can simplify.
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{{{(-2/7)x=6/35}}}
{{{x=-(7/2)((2*3)/(5*7))}}}
{{{x=-(cross(7)/cross(2))((cross(2)*3)/(5*cross(7)))}}}
{{{highlight(x=-(3/5))}}}