Question

2z-18-4z=-8 what is the value of z

Answer 1

Answer- z is equal to -5

Answer 2

$\bold{Hey\ there!} \\ \bold{Simply\ both\ sides\ of\ your\ equation\downarrow} \\ \bold{2z+(-4z)+(-18)=-8} \\ \bold{Now, \ you \ have\ to \underline{Combine\ your\ like\ terms}\downarrow} \\ \bold{\bullet \ 2z\ \& \ -4z}\\ \\ \bold{2z+(-4z)=-2z}\\ \bold{-2z-18=-8}\\ \bold{Nextly,\ you\ have\ to\ \underline{add}\ by\ 18\ on\ your\ sides\downarrow} \\ \bold{-2z-18+18=-8+18} \\ \bold{Cancel:-18+18} \\ \bold{Keep:-8+18} \\ \bold{\underline{Divide}\ by\ -2\ on\ your\ sides\downarrow}\\ \bold{\frac{-2z}{-2}}$ $\bold{= \frac{10}{-2}} \\ \bold{Cancel: \frac{-2z}{-2}} \\ \bold{Keep:\frac{10}{-2}} \\ \\ \boxed{\boxed{\bold{Answer: z=-5}}}\checkmark \\ \\ \\ \bold{Good\ luck\ on\ your\ assignment\ \& \ enjoy\ your\ day!}\\ \\ \frak{LoveYourselfFirst:)}$