Question

Evaluate the expression for j = -8 and k = 3. 2jk − j =

Answer 1

Answer by JKismyhusbandbae:

Substitute j and k.

2(-8)(3)-(3)

`\mathrm{Follow\:the\:PEMDAS\:order\:of\:operations}\\\mathrm{Multiply\:and\:divide\:\left(left\:to\:right\right)}\:2\left(-8\right)\left(3\right)\\=-48-\left(3\right)\\\mathrm{Add\:and\:subtract\:\left(left\:to\:right\right)}\:-48-\left(3\right)\\=-51`