If 3 bracelets makes 21 bead, and 5 bracelets makes 35 beads, then 7 bracelets make what beads?

if sum of the beads of 3 bracelets is 21

then 1 bracelet has 21/3=7 beads

as well if 5 bracelets has 35 beads, 35/5=7,

so it proves that each bracelet has 7 beads

7 bracelet will have 7×7=49 beads

after abc its efg

step-by-step explanation:

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10