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seropon [69]
3 years ago
15

Simplify the expression -4 - 8x + 2x - 15

Mathematics
1 answer:
goldfiish [28.3K]3 years ago
3 0

Answer:

-6x-19

Step-by-step explanation:

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Which is the most efficient way to solve this equation? x+4=17
Ostrovityanka [42]

Answer:

x=13

Step-by-step explanation:

x+4 = 17

Subtract 4 from each side

x+4-4=17-4

x = 13

7 0
3 years ago
Sid need 0.6 meters of canvas material to make a carry-all bag for his wheelchair.if canvas is $10.09 per meter, how much will s
Olegator [25]
$6.05 because 10.09 × 0.6 is 6.054, round down because the last number is less than 5, and you have 6.05.
8 0
3 years ago
Which of the following is an example of the additive identity?
bulgar [2K]

Answer:

Option C is correct

a + 0 = a

Step-by-step explanation:

Additive identity:

For any real number x,

x+0 = 0+x = x

We have to find an example of the additive identity from the given options.

Option A.

a+(-a) = 0

Which does not follow the additive identity.

Option B.

a+0 = 0

which does not follow the additive identity.

Option C.

a+0 = a

this equation follows the additive identity.

Therefore,an example of the additive identity is, a + 0 = a

7 0
3 years ago
Alice has $560 in the bank. She uses 1/4 of it to buy a coat and 2/3 of the remaining money to buy a present for her mother. How
Alex

Answer: $140

Step-by-step explanation:

1/4 × 560 to buy a coat

= 0 25 x 560 = $140

Remaining balance after purchase of coat will be $560 - $140 = $420

Next, he uses 2/3 of $420 for present

2/3 × 420

0.667 x 420

= $280 for present

Alice's balance will be remaining balance after purchase of coat - money for present

= $420 - $280

=$140

I hope this is clear, please mark as brainliest answer. Thank you.

5 0
3 years ago
If y
qwelly [4]

Answer:

Uhhh

Step-by-step explanation:

Ight

5 0
3 years ago
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