Answer:
21 diamonds.
Step-by-step explanation:
1 bracelet = 7 diamonds
3 bracelet= ? diamonds
All we have to do is multiply 3 by 7 to get the number of diamonds Jen have with three bracelets.
3 x 7 = 21
Isosceles triangle is the correct answer
Answer:
x={(y+1) / 5}²
Step-by-step explanation:
y = 5√x +3 -4
⇒y = 5√x -1
add 1 on both sides
⇒ y + 1 = 5√x
divide both sides by 5
⇒(y+1) / 5 = (5√x) /5
⇒(y+1) / 5 = √x
now, square both sides
⇒{(y+1) / 5}² = (√x)²
∴{(y+1) / 5}² = x
The answer is x=6/11.
Tiger Algebra is a really good tool for algebra if you need some help.
Hope that helped! :)
Answer:
-2x-10
Step-by-step explanation:
just distribute the -2 :)