Answer:
s=6
Step-by-step explanation:
3(s+4)=30
multiply 3×s and 3×4
3s+12=30
-12=-12
3s=18
divide 18 and 3s
s=6
Answer:
40.9ft
Step-by-step explanation:
The perimeter is when you add all the sides together.
8 + 10 + 10 + 4 + 8.9 = 40.9ft
The LCM of 5 and 3 is 15.
The LCM of x and x^2 is x^2.
The LCM of y and y^3 is y^3.
Putting it all back together.
15x^2y^3
Answer:
4x^2 + 4x -2
Step-by-step explanation:
Use FOIL to solve (x+2) (x+2)
4(x^2 + 4x +4) - 6
4x^2 + 4x -2