Question 865942
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Hi
1) 3x-9=-13   &#8658;  x = -4/3  and {{{3(-4/3) - 9 = -13}}}
2)a+7/3=4   &#8658; a = 12/3 - 7/3 =  5/3   and {{{5/3 + 7/3 = 12/3 = 4}}}