3x + 11y = 4
2x + 6y = 0
I got
15/2, -5/4
Answer:
r = - 
Step-by-step explanation:
The n th term of a GP is
= a₁ 
where a₁ is the first term and r the common ratio
Here a₁ = 18 and a₆ = -
, then
18
= -
( divide both sides by 18 )
= -
( take the fifth root of both sides )
r =
= - 
Answer:
c. $262.88
Step-by-step explanation:
248× 0.06= $14.88
248+14.88= 262.88
2,953.54 * 10^21 kg
https://www.quora.com/What-is-the-average-mass-of-the-rocky-planets-in-our-solar-system