Answer & Step-by-step explanation:

Add 1 to both sides.

Multiply both sides by 4.

Take the square root of both sides.


Subtract 5 from both sides.

Answer:
-40
Step-by-step explanation:
(5x-13)=-8x then- 8x×5 =-40
Step-by-step explanation:
=(-2r³s²)⁴
=(-2)⁴ .(r³)⁴.(s²)⁴

Common ratio, is r=6/3=12/6=2
Answer: common ratio 2
First term a₁ = 3
nth term aₙ = a₁rⁿ⁻¹ = 3 (2ⁿ⁻¹)
13th term = 3(2¹²) = 12288
Answer: 13th term is 12,288