Three-fifths of the beads on Georgia's necklace are silver, and the remaining beads are gold. If she adds an extension that has 15 silver beads and 4 gold beads, then there will be twice as many silver beads as gold beads. What is the total number of beads on Georgia's necklace before she adds the extension?

-60.75

step-by-step explanation:

just add the numbers then put the negative sign on it

you could deduce the conclusion directly using the facts pertaining to the specific situation.

hope this .

any of them that add up to 180 degrees.

there is only one way to arrange all the eight relative to each other because they are not distinct. we have

now there are nine places to place an (and not more than one in one place).   because we have four symbols, we need to choose four of these nine places to insert an . order does not matter because the are not distinct.

thus there are 1 · c(9,4) ways, or, if we calculate it,

thus there are 126 ways to form such "words."