Answer:
Step-by-step explanation:
515615151
28 x 12 = 336
336 - 16 = 320
320 divided by 4 = 80
80
Lights
Answer:
15
Step-by-step explanation:
If CD and DE equal, then x+6 = 4x -21
So if you subtract x from both sides and plus 21 to both sides, that would be 3x = 27. Divide by 3 on both sides and you get 9.
Plug in x+6 with 9 and you get 15.
Answer:
The answer to number 7 is -1.25
The answer to number 8 is 1.25