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sasho [114]
3 years ago
15

Ayo i need help plz it would be rlly helpful

Mathematics
1 answer:
SSSSS [86.1K]3 years ago
7 0

Answer:

Step-by-step explanation:

Combine like terms

6) -4f - 9 -f + 15 =<u> -4f - f</u>  <u>-9  +15</u>

                          = -5f  + 6

7) 1.5g - 10 + 6.5g - 3 = <u>1.5g + 6.5g</u>   <u>- 10 - 3</u>

                                  = 8.0g -13

                                   = 8g - 13

8)

\frac{1}{2}h + 2h + \frac{3}{2}h - 1 = \frac{1}{2}h+\frac{3}{2}h+2h - 1\\

                           = \frac{1+3}{2}h + 2h -1\\\\= \frac{4}{2}h + 2h -1\\\\= 2h + 2h -1 \\\\= 4h - 1

9) 4.2j + 6.7j - 5j - 5 = 10.9j - 5j - 5

                                = 5.9j - 5

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My son, Garrett, is 11 years old and has a piggy bank that he wants to fill. He started with 5 one dollar bills. Every Saturday
Debora [2.8K]

Answer:

1) M(x) = 5 + 3x

2) Dependent variable; 3 dollar bills

Independent variable: chores

3) Range is continuous

Domain is discrete

4) Range: 0 ≤ x ≤ 10

Domain: 5 ≤ M ≤ 35

Step-by-step explanation:

We are told he started with 5 number of $1 dollar bills and that every Saturday, he earns 3 more $1 dollar bill.

Thus, total number of $1 bills earned after x number of Saturdays(weekly) is;

M(x) = 5 + 3x

After 10 weeks, total number is;

M(10) = 5 + 3(10)

M(10) = 35

The dependent variable is the 3 more dollar bills earned each Saturday because it depends on chores he completed. While the independent variable is the chores because it doesn't depend on anything.

After 10 weeks, the range and domain will be;

Range: 0 ≤ x ≤ 10

For the; Domain:

For x = 1, M(0) = 5 + 3(0) = 5

M(10) = 35

Thus;

Domain: 5 ≤ M ≤ 35

The range could be all numbers in the interval from 0 to 10. Thus, it is continuous.

Whereas, the domain doesn't contain all the numbers in the interval from 5 to 35. Thus it is Discrete.

8 0
3 years ago
I need help answering
Sever21 [200]
Rupees 937.36

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4 0
3 years ago
Garth is building a square shaped frame for a mirror. The area of the mirror is 144 square inches. How long is each side of the
Paha777 [63]

Answer: 12 inches

Step-by-step explanation:

This is a square shaped mirror which means that it takes the shape of a square.

All sides on a square are equal and because the way the find the area of a square is to multiple the Length by the Width, you would be squaring the same number to find the area.

Length of each side = √area

= √144

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8 0
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Kitty [74]
Y  = - x^2 - 2

the vertex of - x^2 will be at (0,0)
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The answer is the vertex is at (0,-2)  and  as the coefficient of x^2 is negative it is a maximum

Answer is  D.


8 0
3 years ago
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Is the number 19/7 a irrational or rational
lana66690 [7]

Answer:

rational

Step-by-step explanation:

8 0
4 years ago
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