Answer:
y=8/3
Step-by-step explanation:
x=y-3
4x+2y=2
4(y-3)+2y=2
4y-12+2y=2
6y-12=2
6y=16
y=16/6=8/3
The distributive property is being used because a is being distributed to b and c, which leaves you with ab + ac
Explanation
Given that Sn = Sn-2 . (Sn-1 - 1)
Tn = Sn - Sn-1
Tn = Sn-2 . (Sn-1 - 1) - (Sn-3 . (Sn-2 - 1))
T3 = S1.(S2-1) - (S0.(S1-1)
T3 = 2.(3-1) - 1.(2-1)
T3 = 2(2) - 1(1)
T3 = 4-2
T3 = 3
T4 = S2.(S3-1) - (S1.(S2-1)
T4 =3.(-1) - 1.(2-1)
T4 = 2(2) - 1(1)
T4 = 4-2
T4 = 3
Step-by-step explanation:
As we can see it is an isosceles triangle in which base angles are equal so
x = 72°< being base angles of isosceles triangle >