Question

1/4x+x=-3

Answer 1

\[\frac{1}{4}+1=\frac{5}{4}\] and so
\[\frac{1}{4}x+x=\frac{5}{4}x\] your equation is
\[\frac{5}{4}x=-3\] solve by multiplying by the reciprical
\[x=-3\times \frac{4}{5}\]