Answer:
x=4
Step-by-step explanation:
Since this is an equilateral triangle, all the sides are equal
6x = 4x+8 = 3x +12
Using the last 2 parts
4x+8 = 3x +12
Subtract 3x from each side
4x-3x +8 =3x+12-12
x+8 = 12
Subtract 8 from each side
x+8-8=12-8
x = 4
Answer:
-24
Step-by-step explanation:

Multiply through by the denominator (that is, 2)


Collect like terms


Divide through by - 5x


Please check the attached image for the answer. Hope this helps :)
Answer:
i think the answer is b
Step-by-step explanation:
Answer:
65+42*(n-1)
Step-by-step explanation:
aₙ = 65+42*(n-1)
65, 107, 149, 191, .....