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Convert to an algebraic expression and simplify, if x represents an unknown number: the sum of nine...
5 months ago
Q:
Convert to an algebraic expression and simplify, if x represents an unknown number: the sum of nine times a number and three less than the number
Accepted Solution
A:
$$ 9x+\left(x-3\right)=0 $$ $$ 9x+x-3=0 $$ $$ 10x=3 $$ $$ x=\frac{3}{10} $$