Amanda and Barbara each bought blue salvias and zinnias. Amanda spent $261 on 12 blue salvias and 15 zinnias. Barbara spent $218 on 6 blue salvias and 20 zinnias. What is the cost of one blue salvia and the cost of one zinnia

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

answer: i ! the answer is   9000 seconds, also d

hope i

-lavira : )