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antoniya [11.8K]
2 years ago
15

The solution to -16 + x = -30 is -14. True False

Mathematics
2 answers:
11111nata11111 [884]2 years ago
7 0

Answer:

false

Step-by-step explanation:

Vikentia [17]2 years ago
5 0

Answer:

TRUE!!!

Step-by-step explanation:

If x = -14, enter -14 in the equation and you get -16+-14=-30

and since -16+-14 does equal -30 the equation is true!

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Randall, Kira and Sean have 100 baseball cards altogether. Randall has twice as many as Kira and 10 more than Sean. How many bas
TEA [102]

Kira has 22 cards, Randall has 44 cards, and Sean has 34 cards

<u>Solution:</u>

Given that, Randall, Kira and Sean have 100 baseball cards altogether.

Randall has twice as many as Kira and 10 more than Sean.  

We have to find how many baseball cards does each person have?

Now, let the number of cards with Kira be "n", then number of cards with Randall will be "2n"

As Randall has "2n" cards, Sean will have 2n – 10

Now, total cards = 100  

<em>Randall cards + Kira cards + Sean cards = 100  </em>

2n + n + 2n – 10 = 100  

5n = 100 + 10  

5n = 110  

n = 22

So, kira has 22 cards, then, randall will have 2(22) = 44 cards and cards with sean = 44 – 10 = 34 cards.

Hence, kira has 22 cards, randall has 44 cards, and sean has 34 cards.

8 0
3 years ago
chief justice wiliam served on the supreme court for 33 years until his death in 2005 . write and solve an equation to determine
Vikentia [17]

2005 - 33 = 1973

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2 years ago
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Find the value of x to the nearest tenth.
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Answer:

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Step-by-step explanation:

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