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Sam is mailing packages. Each small package costs him $2.70 to send. Each large package costs him $4.30. How much will it cost him to send 4 small packages and 1 large package?

1 Answer

Nov 19, 2016

Let #s# = the cost of a small package and
#l# = the cost of a large package

4 small packages and 1 large package
#4s+l#

Substitute #s=$2.70# and #l=$4.30#
#=4($2.70)+($4.30)#
#=$15.10#

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