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mars1129 [50]
2 years ago
7

Is -9 a solution to 19>8u+3

Mathematics
2 answers:
iVinArrow [24]2 years ago
4 0
8u+3<19  subtract 3 from both sides

8u<16  divide both sides by 8

u<2 so

-9 is in the solution set u=(-oo, 2)
Irina18 [472]2 years ago
3 0
1 Subtract 3 from both sides

<span><span>19−3>8u</span>
2 Simplify 19-3 to <span>16

</span>16>8<span>u
</span>
3 Divide both sides by <span>8

16/8 > u

</span>4 Simplify 16/8 to 2

2 > u

5 Switch sides

u < 2

I hope this helps. :)


</span>
You might be interested in
I need help with this​
Kruka [31]

Answer:

X=9/4

Step-by-step explanation:

-3x+10=5x-8

Subtract 10 from each sides

-3x=5x-18

Subtract 5x from both sides

-8x=-18

Divide both sides by -8

x=9/4

I hope this helped

3 0
2 years ago
So I’m doing my homework and I don’t know 3 2/3 + 5/4
vivado [14]

Answer:

4 11/12

Step-by-step explanation:

4 x 2/3 = 8/12

3 x 5/4 = 15/ 12

8/12 + 15/12 = 23/12 = 1 11/12 + 3 = 4 11/12

3 0
3 years ago
Jin tried to evaluate 5 + 2 x 9 step-by-step.
Zigmanuir [339]

Answer:

5 + 2 x 9

Step 1 = 7 x 9

Step 2 = 63

Step-by-step explanation:

= 5 + 2 x 9

= 5 + ( 2 x 9 )

= 5 + 18

= 23

Step 2 = 7 x 9

= 63

Step 3 = 63

C. jin did not make a mistake

<em>Sorry </em><em>i'm </em><em>wrong </em><em>:</em><em>)</em>

4 0
3 years ago
A bookstore classifies its books by reader group, type of book, and cost. What is the probability that a book selected at random
Alina [70]

Answer:

A) 315/1005

Explanation:

Total choices: 120 + 255 + 35 + 60 + 200 + 110 + 75 + 150 = 1005

Favorable choices: 255 + 60 = 315

probability:

favorable choices/total choices

315/1005

21/67

3 0
2 years ago
Write the sentence as an equation, 341 is the same as 19 divided by b
Serhud [2]

Answer:

19/b =341

Step-by-step explanation:

Division in algebra is shown in fractions so if you put 19 over b it means 19 divided by b.

8 0
2 years ago
Read 2 more answers
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