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Solve the equation: $$2x+3=-x$$
\(x=-1\)
\(x=-3\)
\(x=1\)
\(x=3\)
Explanation
Add \(x\) to both sides of the equation: $$2x+3+x=-x+x$$ $$3x+3=0$$ Add \(-3\) to both sides of the equation: $$3x+3-3=0-3$$ $$3x=-3$$ Divide both sides of the equation by \(3\): $$x=-1$$
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