Answer:
a(n) = -351+8(n-1)
Step-by-step explanation:
This is an arithmetic sequence. Each new term is equal to the sum of the previous term and 8.
The expression you want is a(n) = -351+8(n-1)
Answer:
$15.75 change
Step-by-step explanation:
Avery starts with $20.
She buys 2 tacos and 1 soda.
$1.25 + $1.25 + $1.75
= $4.25
$20 that she started with - $4.25 that she used.
$20 - $4.25 = $15.75
Answer:
x = -3
y = 6
Step-by-step explanation:
3x + y = -3
x = -y + 3
3x + y = -3
3(-y + 3) + y = -3
-3y + 9 + y = -3
-3y + y + 9 = -3
-2y + 9 = -3
-2y = -3 - 9
-2y = -12
y = -12/-2
<u>y = 6</u>
x = -y + 3
x = -6 + 3
<u>x = -3</u>
Answer:31 dived by 81 is 0.3703
Step-by-step explanation: