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alexira [117]
3 years ago
15

How to do this problem

Mathematics
2 answers:
ANTONII [103]3 years ago
6 0
First move the decimal by one and add a 0 and then a decimal after the 0.
then divide from there
max2010maxim [7]3 years ago
6 0
If I'm reading that correctly as 405 being square rooted by 1.2 you would get 24.149...
You might be interested in
Ii dont understand how to solve a system of linear equations using the substitution method
alina1380 [7]
So 8x-7y=-7
-16+12x=14
you can simplify the sceon equation
-8+6x=7
add 8 to both sides
6x=15
divide by 6
x=15/6
subssitute
8(15/6)-7y=-7
120/6-7y=-7
20-7y=-7
subtract 20
-7y=-27
divide by -7
y=27/7

x=15/6
y=27/7
8 0
4 years ago
Arrange the following polynomial into descending order for x, then interpret the degree of the 2nd term. 7x3y3 + 4 − 11x5y2 − 3x
miss Akunina [59]

Answer:

6

Step-by-step explanation:

7x^3y^3 + 4 - 11x^5y^2 - 3x^2y =

The exponents of x (in the order the polynomial was given) are: 3, 0, 5, 2

Now we put the exponents of x in descending order.

= -11x^5y^2 + 7x^3y^3 - 3x^2y + 4

The second term is 7x^3y^3

The degree of a term is the sum of the exponents of all variables of the term. The exponent of x is 3. The exponent of y is 3, and 3 + 3 = 6.

The degree of the second term is 6.

Answer: 6

5 0
3 years ago
Zoe is working two summer jobs, making $7 per hour babysitting and making $15 per hour clearing tables. In a given week, she can
Nesterboy [21]

Answer:

9 hours

Step-by-step

$7x4=$28

$130-$28=$102

$102 divided by 14=8.57/ 8 hours and 57 minutes

8 hours 57 minutes rounded =9 hours  

4 0
3 years ago
Write a positive or negative integer that represents the situation: The temperature rises 17 degrees
Iteru [2.4K]
+17 I hope this helps
8 0
3 years ago
Please help me !!!!!!!!!!
maria [59]

Answer:

EF=6

Step-by-step explanation:

In this problem, one is given a circle with two secants (that is a line that intersects a circle at two points). One is given certain measurements, the problem asks one to find the unknown measurements.

The product of the lengths theorem gives a ratio between the lengths in the secants. Call the part of the secant that is inside the circle (inside), and the part of the secant between the exterior of the circle and the point of intersection of the secants (outside). The sum of (inside) and (outside) make up the entire secant, call this measurement (total). Remember, there are two secants, (secant_1) and (secant_2) in this situation. With these naming in mind, one can state the product of the length ratio as the following:

\frac{total_1}{outside_2}=\frac{total_2}{outside_1}

Alternatively, one can state it like the following ratio:

\frac{inside_1+ouside_1}{outside_2}=\frac{inside_2+outside_2}{outside_1}

Apply this ratio to the given problem, substitute the lengths of the sides of the secants in and solve for the unknown.

\frac{EF+FG}{HG}=\frac{SH+HG}{FG}

\frac{2x+4}{5}=\frac{x+5}{4}

Cross products, multiply the numerator and denominators of opposite sides of the fraction together,

\frac{2x+4}{5}=\frac{x+5}{4}

4(2x+4)=5(x+5)

Simplify,

4(2x+4)=5(x+5)

8x+16=5x+25

Inverse operations,

8x+16=5x+25

3x+16=25\\3x=9\\x=3

Substitute this value into the equation given for the measure of (EF),

EF=2x\\x=3\\\\EF=2x\\=2(3)\\=6

6 0
3 years ago
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