Answer:
x = -10
Step-by-step explanation:
9 x -10 = -90
Answer:
x = -3
Step-by-step explanation:
16x − 4 + 5x = -67
Combine like terms
21x -4 = -67
Add 4 to each side
21x-4+4 = -67+4
21x = -63
Divide each side by 21
21x/21 = -63/21
x = -3
Answer:
$32,400
Step-by-step explanation:
We can just replace 12 for x in the equation y = 2700x
y = 2700x
y = 2700(12)
y = 32,400
The money paid after 12 years is $32,400
-Chetan K