5) $3x + [-5x - (x + 3)] = 8x + (-5x - 9)$
Added by Mario W.
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Step 1
The expression inside the brackets is [-Sx x+3)]. To simplify this, we need to distribute the negative sign to both terms inside the brackets. [-Sx x+3)] = -Sx * x + (-Sx * 3) = -Sx^2 - 3Sx Show more…
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