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Julli [10]
2 years ago
11

HELPPP THIS IS MY LAST QUESTION AHHHH

Mathematics
1 answer:
Irina18 [472]2 years ago
6 0

Answer:

its eather a or c

Step-by-step explanation:

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-4a+7a= ?<br> i need ur help<br> please
Ilya [14]

Answer:

-4a + 7a = + 3a

But you don't actually need a pkus sign 3a is fine too. You are basically sum - 4 and 7. Let me know if you still confused.

6 0
2 years ago
A bag contains coins of rupees 2 Rupees 1 and 50 paise, in ratio of 1 is to 2 is to 4. if the total amount is rupees 72 find how
BabaBlast [244]

Answer:

<u>Final </u><u>answer </u><u>-</u>

number \: of \: 50 \: paise \: coins \: in \: the \: bag = 4x \\ \dashrightarrow{4 \times 12 = 48 \: coins}

hope helpful :D

4 0
2 years ago
Y=2x+5 y=3x−1 solve by subsitution
loris [4]

Answer:

(6,17)

Step-by-step explanation:

2x+5=3x-1

-3x        -3x

-x+5=-1

-5      -5

-x=-6

^divided by -1 on both sides

x=6

y=2x+5

y=(2)(6)+5

y=17

5 0
2 years ago
The original price of a mountain bike was reduced by $125. If p = the mountain bike's original price in dollars, which algebraic
Damm [24]
P-125 is the answer i believe you are looking for. Since p is the original amount of the mountain bike, and the question says the price was reduced by $125, this means that $125 was subtracted from p, the original price. Therefore, p-125.
8 0
3 years ago
(3.2 + 6.8)x - (36 divided by 4)x PLEASE HELPPP
Mrac [35]

Answer:

i dont no but what i got was 10x+144d^3 but do u want to sovle for x i got u X

Step-by-step explanation:

6 0
3 years ago
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