3 years ago

Solve using substitutions! Help w this question please!!

Mathematics

1 answer:

Irina18 [472]3 years ago

6 0

I hope this helps you

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Q.16 please<br> With steps

blsea [12.9K]

The equations

$2x^2+9x-5=0$

and

$2\left(t-\dfrac12\right)^2+9\left(t-\dfrac12\right)-5=0$

are really the same, we're just setting $x=t-\dfrac12$ , or $t=x+\dfrac12$ .

$2x^2+9x-5=(2x-1)(x+5)=0\implies x=\dfrac12,x=-5$

So we get

$t=\dfrac12+\dfrac12=1,t=-5+\dfrac12=-\dfrac92$

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3 years ago

A student compared the amount (in dollars) they spent on books each week. The box plot shows the results. The median amount they

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the answer you look for is: $50; $45

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Find the LCM of the numbers 12, 17 using the prime factorization

Makovka662 [10]

LCM of 12 and 17 = 204

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4 years ago

PLEASE HELP!!

I am Lyosha [343]

Answer:

50 stuffed animals and 22 mystery boxes.

Step-by-step explanation:

Firstly, we assign variables.

Let the number of stuffed animals be x and the number of mystery boxes is y

The probability of selecting a stuffed animal is x/72 while the probability is selecting a mystery box is y/72

Now, since the total probability can be 1:

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Suppose you have an equal sided spinner that is numbered 1 thru 5 and another spinner with 4 equal sections with the colors red,

DanielleElmas [232]

Answer:6

778

Step-by-step explanation:

hh8yyyyyyyyyyyyyy

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