Cell-phone-r-us offers a phone plan for $26 per month after a start-up fee of $215. if caleb spent a total of $839, how many months of service did he pay for?

24 months

Step-by-step explanation:

y=26x+215

839=26x+215

624=26x

x=24

We inherit half our genes from our mother and half from our father. These genes are located on homologous chromosomes, but not all genes will be expressed equally in a person. For example, a dominant gene could block the expression of a recessive gene.

Explanation: Edmentum