This is the answer and working for the question
Answer:b=-10.5, a=31.5
Step-by-step explanation: 3b=-a , -3b=a
a+b =21
-3b+b = 21
-2b=21
b=-10.5
a=-3b
a=-3*-10.5=31.5
Answer:
6 hours
Step-by-step explanation:
I hope this helps u :D
Answer:
$35000
Step-by-step explanation:
A = P(1+rt)
A = 25000*(1+4%*10)
A = 35000
BRAINLIEST PLEASEEEEEEEEEEE
Lxwxh=v 50x11= 550 x 2 = 1,100 your welcome