Question 1056861
{{{3/10x+15 - 8/12x+18}}}
= {{{3/10x  - 8/12x + 33}}}
= {{{3/10x  - 2/3x + 33}}}
= {{{9/30x  - 20/30x + 33}}}
= {{{-11/30x + 33}}}
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