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mars1129 [50]
3 years ago
13

Please help! due tomorrow (simplify each expression)

Mathematics
1 answer:
MrRa [10]3 years ago
6 0

-8(-3x+6)-1

24x-48-1

24x-49

24x-49 is the answer for #8

6(5p-2)+7

30p-15+7

30p-5

30p-5 is the answer for #10

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Which of the following systems of inequalities has point C as a solution?
Ede4ka [16]

Answer: A

Step-by-step explanation:

C lies below g(x) and f(x), so we need f(x) \leq 3x+4 and g(x) \leq -\frac{1}{2}x-5.

5 0
2 years ago
What are the extremes of the followin proportion? 3/15=12/60
cupoosta [38]

Answer:

3 and 60

Step-by-step explanation:

A proportion is a mathematical expression in which two ratios are shown to be equal.

Hence  

a/b = c/d \\ is proportion .

it can be also written as a:b= c:d

The four part a,b,c,d can be divided into two groups

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  • extremes: a and d are extremes

based on above discussion

in proportion 3/15=12/60

3 is in position of a

and

60 is in position of d

Thus, 3 and 60 are extremes in 3/15=12/60 proportion.

4 0
3 years ago
Plz help I don’t know this
mamaluj [8]
C and D

It is a right triangle (has a 90 degree angle), and it is also scalene (all sides have different lengths).
6 0
3 years ago
5 x 10 over 5 i need help please
PilotLPTM [1.2K]
10 should be correct , hope this helped
7 0
3 years ago
25 % of what number is 5.<br><br> SHOW YOUR WORK!!!!
inessss [21]

Answer:

The answer is 1.25

Step-by-step explanation:

5% of 25 = ?

5/100 × 25

1/20 × 25 = 25/20 = 5/4 = 1.25

Thus, 5% of 25 is 1.25

7 0
3 years ago
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