Answer:
1820
Step-by-step explanation:
The sum of the first n terms of a geometric series with common ratio r and first term a is:
a(1-r^n)/(1-r). Plugging this in 5(1-3^6)/(1-3)=1820
.66 Pieces of felt.
All you have to do is divide 4 by 6.
Answer:
11/15
Step-by-step explanation:
Divide both the numerator and denominator by the GCD
55 ÷ 5
75 ÷ 5
=11/15
:)
Negative two..................
3x - 7 = 2x + 7
3x - 2x = 7 + 7
x = 14
2x + 7 + 12y + 1 = 180
2(14) + 7 + 12y + 1 = 180
12y + 36 = 180
12y = 144
y = 12
Answer
x = 14 and y = 12