barb is making a bead necklace she strings 1white bead then 3 blue beads then 1 white bead and so on write the numbers for the f
1 answer:
You might be interested in
It is a similar triangle so the side length of the smaller triangle (x and x-2) are in the same ratio as the bigger triangle (2x+5 and 2x-1). As the ratio is the same, you can equate them and solve for x.
