Question

$$3(2x+4)-4(x-1)=-8$$

Answer

x=-12

Solution


Expand.
\[6x+12-4x+4=-8\]
Simplify  \(6x+12-4x+4\)  to  \(2x+16\).
\[2x+16=-8\]
Subtract \(16\) from both sides.
\[2x=-8-16\]
Simplify  \(-8-16\)  to  \(-24\).
\[2x=-24\]
Divide both sides by \(2\).
\[x=-\frac{24}{2}\]
Simplify  \(\frac{24}{2}\)  to  \(12\).
\[x=-12\]