Question

What is the value of the expression when y = 2?


`2-y\4+y + 3(2+2)\2`

Answer 1

14

Explanation:

`2-y+y+3(2+2)\\\\y =2`

Substitutes; y =2 into the given equation

`2-2+2+3(2+2)\\\\\mathrm{Follow\:the\:PEMDAS\:order\:of\:operations}\\\\\mathrm{Calculate\:within\:parentheses}\:\left(2+2\right)\::\quad 4\\=2-2+2+3*\:4\\\\\mathrm{Multiply\:and\:divide\:\left(left\:to\:right\right)}\:3\cdot \:4\::\quad 12\\=2-2+2+12\\\\\mathrm{Add\:and\:subtract\:\left(left\:to\:right\right)}\:2-2+2+12\:\\:\quad 14`