Mrs. Smith decides to buy three sweaters and a pair of jeans. she had $120 in her wallet. if the price of jeans is $45,what is the highest possible price (p) of a sweater, if each sweater, if each sweater is the same price? write, solve, and graph the inequality.

Answers

Answer 1
Answer:

Answer:

3s+2j\leq $120. The sweaters cost $10 or less each. We graph it on a number line at 10 and use a filled in dot pointing towards zero for less than.

Step-by-step explanation:

Mrs. Smith buys 3 sweaters (represented by 3s) and 2 jeans (represented by 2j) for a total of at most $120. We don't know the total but we do know she couldn't spend more than $120.

We write 3s+2j\leq $120.

We know the jeans cost $45 each, so j=45. We substitute,

3s+2(45)\leq $120\n3s+90\leq $120

We solve for s by subtracting 90 to the other side and dividing the result by 3.

3s+90-90\leq 120-90\n3s\leq 30\n(3s)/(3)\leq(30)/(3)

s\leq 10.

The sweaters cost $10 or less each.



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Help me out with these last two problems

Answers

A)
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34 = 6x 

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The question is in the picture pls help!!!

Answers

Answer:

it's the 4th one

Step-by-step explanation:

Because ab is not negative but c has the negative sign in front of it

the answer would be “one integer is positive and one integer is negative”

EXPLANATION:
1.) if both integers are positive they will be positive
2.) if both integers are negative they will be positive
!! SAME SIGNS = POSITIVE !! FOR MULTIPLICATION AND DIVISION
3.) one integer is zero and other is negative would mean the answer is 0 and 0 has no sign
4.) is correct because different sign = positive (for multiplication and division)

hope that helps!!! pls mark brainliest if u can or want :)

What value of x makes the equation true? –8.6 = –4.1 + x

A.
–12.7

B.
–4.5

C.
4.5

D.
12.7

Answers

B. -4.5

You need to isolate x by subtracting -4.1 and to keep the equation equal you need to do this on both sides. 
The simple way would be to just try every single one, but I'm gonna tell you how to solve this stuff anyways. So basically, pretend x is a _________ (blank). You've probably done this hundreds of times in school before. Now, you can simply just do -8.6 minus -4.1, and you get the answer -4.5. Make sense? That would mean that it's B.

M(3-4m)=7+4(8-m2) m=?

Answers

m(3-4m)=7+4(8-m^2) \n3m-4m^2=7+32-4m^2 \n3m-4m^2+4m^2=7+32 \n3m=39 \nm=(39)/(3) \nm=13

Please help!! Thanks

Answers

X=3

X/-3 = -1 ,Leave X by itself so multiply by -3 on both sides.

X = -1*-3

X = 3, negative times negative equals positive.

X = 3, negative times negative equals positive.


hope this helps

If you have a 1 in a thousand chance of winning $400, but 999 out of a thousand times you win nothing, what is your expected payoff​

Answers

Answer:$0.4

Step-by-step explanation:

Let P_(w) be the probability of winning.

Let P_(l) be the probability of loosing.

Given that we win once in thousand times.

So,P_(w)=(1)/(1000)

Since P_(w)+P_(l)=1

P_(l)=1-P_(w)=1-(1)/(1000)=(999)/(1000)

Since we win noting if we loose,

expected payoff is product of probability of winning and the prize.

Let pr be the prize.

Given,pr=400

Expected payoff is pr* P_(w)=400* (1)/(1000) =0.4

So,$0.4 is the expected payoff each time.

Answer:

$0.4

Step-by-step explanation: