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defon
3 years ago
10

What is the value of x 15 points

Mathematics
2 answers:
harina [27]3 years ago
6 0

4x+ 20 = 3x + 55 (vertical angles)

4x - 3x = 55 - 20

        x = 35

Len [333]3 years ago
5 0

The two lines don't change direction when they intersect, so that means the two angle measures are equivalent.

You could write 4x + 20 = 3x + 55.

To make this easier, you can move the numbers with variables to one side of the equation, and the numbers without variables to the other. Know that when a number is moved to the other side, it becomes the opposite of what it currently is.

4x + 20 = 3x + 55

--> 4x - 3x + 20 = 55

---> 4x - 3x = 55 - 20

----> x = 35

The value of x is 35.

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3 years ago
Is -5.5 an intger beacuse its negative?
balu736 [363]

Answer:

The answer is No.

Step-by-step explanation:

The answer is no because an integer is any whole number that isn't a fraction. So this can be positive and still be an integer.

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3 years ago
Read 2 more answers
The length of a rectangle is 1 inch less than twice the width. the area is 21 inches^2 what is the length?
ale4655 [162]
Hi.

Formula for area: A = 2l + 2w, where l is the length and w is the width.

Given information:
• l = 2w - 1
• A = 21 in^2

We can plug in our values accordingly and solve for w.

A = 2l + 2w
21 = 2(2w - 1) + 2w
21 = 4w - 2 + 2w
23 = 6w - 2
23 = 6w
3.83 = w

Plug 3.83 for w into 2w - 1 to find length.

2(3.83) - 1
7.66 - 1
6.66

Finally, check your work by plugging your values into the original equation.

21 = 2(6.66) + 2(3.83)
21 = 13.32 + 7.66
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Answer:
The length is approximately 6.66 inches.
4 0
3 years ago
Harrison and Sherry are making decisions about their bank accounts Harrison wants to deposit $200 as a principal amount with an
AlekseyPX

Answer:

Sherry's Method of depositing $200 as a principal now with an interest at 4% compound at monthly will result in more money after two years.

Step-by-step explanation:

We use the Total Amount generated using compound interest formula to solve this question

Formula =

Total Amount(A) = P(1 + r/n)^nt

a) For Harrison

Principal = $200

Interest rate = 2% = 0.02

Time = 2 years

n = compounding quarterly = 4

A = P(1 + r/n)^nt

A = $2,000(1 + 0.02/4)^2×4

A = $2,000(0.005)^8

A = $ 2081.4140878

A = $ 2,081.41

b) For Sherry

Principal = $200

Interest rate = 4% = 0.04

Time = 2 years

n = compounding monthly = 4

A = P(1 + r/n)^nt

A = $2,000(1 + 0.04/12)^2×12

A = $2166.2859184

A = $ 2,166.29

The Total Amount for

Harrison = $ 2,081.41

Sherry = $ 2,166.29

Hence, from the above calculation, Sherry's Method of depositing $200 as a principal now with an interest at 4% compound at monthly will result in more money after two years.

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What percent of 40 is 70
nydimaria [60]
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