Answer:
-12x - 10 or -2(6x +5)
Step-by-step explanation:
4x + 10 - 4(-4x + 5)
first, distribute the -4 among the parentheses
4x + 10 - 16x - 20
combine like terms
-12x - 10
if they want you to take it further, take out a -2
-2(6x + 5)
Answer:
x = 6
Step-by-step explanation:
The scale factor is
28/8 = 7/2
We take the ratio of the larger side over the smaller side
Using ratios we can find the sides
28 21
----- = ---------
8 x
Using cross products
28x = 21*8
28x =168
Divide each side by 28
28x/28 = 168/28
x =6
1) number of cards that aren't : number of cards that are 3
we have 48 cards that arent 3 and 4 cards that are. that means that odds are:
12:1 of not drawing 3
2) fallow same logic. its just opposite.
1:12
3) same logic. but there are only 2 black 7 cards which means that odds are:
50:2 or
25:1
4) opposite of previous.
1:25
Answer:
don´t know sorrry
Step-by-step explanation:
16 red cars and 12 black cars. He put half of each colour in each box. Therefore he would put 8 red and 6 black in each box. 8 red + 6 black is 14. Therefore he would have 14 cars in each box.
14.
