Question 156933


{{{45-3x=30}}} Start with the given equation.



{{{-3x=30-45}}} Subtract {{{45}}} from both sides.



{{{-3x=-15}}} Combine like terms on the right side.



{{{x=(-15)/(-3)}}} Divide both sides by {{{-3}}} to isolate {{{x}}}.



{{{x=5}}} Reduce.



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Answer:


So the answer is {{{x=5}}}