The answer is three!!!!!!!!!!!
<span>7 × (–3) × (–2)^2
= </span>-21 × 4
= - 84
Hope it helps
Answer:
You showed the right work and got the right answer!
x = 6
Step-by-step explanation:
Since B is in the middle of A and C, AB + BC = AC
So,
2x - 11 + 8 = x + 3
x - 3 = 3
x = 6
A(t)=A0*(1/2)^(t/30)
where t=elapsed years
A0=initial mass at t=0.