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Mkey [24]
3 years ago
6

QUICK HELP

Mathematics
1 answer:
maks197457 [2]3 years ago
5 0
D

8 squared +15 squared is 17 squared
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Question below. Please answer it, its math.
AleksAgata [21]

Answer:

- 0.8

Step-by-step explanation:

The first thing we want to do here is simplify the expression -

\frac{3}{5}( 2x + 5 ) - 2x, Distribute the " \frac{3}{5} " to elements within the parenthesis

= \frac{3}{5} * 2x + \frac{3}{5} * 5 - 2x, Focus on simplifying the expression " \frac{3}{5} * 2x + \frac{3}{5} * 5 "

= 2\cdot \frac{3}{5}x+5\cdot \frac{3}{5} - 2x

= \frac{6x}{5}+3 - 2x, Combine fractions

= -\frac{4x}{5} + 3

= -\frac{4}{5}x + 3

So we have our simplified expression "  -\frac{4}{5}x + 3, " with -\frac{4}{5} being the coefficient of x. Our requirements are that this fraction should be expressed as a decimal, so we can simply divide the numerator by the denominator to figure that out,

- 4 / 5 = - 0.8,

Solution = - 0.8

4 0
3 years ago
The radius of a circle is 7m , find its area in terms of π
dangina [55]

Answer:

49π

Step-by-step explanation:

A = π r^{2}

A = π 7^{2}

A = 49π

For the one you put in the comment...

The radius of a circle is 19cm find its area in terms of π

A = π r^{2}

A = π 19^{2}

A = 361π

For the other one you put in the comment

The radius of a circle is 4 cm find its area in terms of π

A = π r^{2}

A = π 4^{2}

A = 16π

For the other one you put in the comment

The radius of a circle is 20 cm find its area in terms of π

A = π r^{2}

A = π 20^{2}

A = 400π

Hope this helped!

Have a supercalifragilisticexpialidocious day!

8 0
2 years ago
Read 2 more answers
Find all real numbers x that satisfy the equation (x-4)(x-8) = 12.
denis-greek [22]

Answer:

x=10

Step-by-step explanation:

(10-4)(10-8) = 12

(6)(2) =12

12 = 12

7 0
2 years ago
If f(x) = 2x^2 + 1 and g(x) = x^2 - 7, find (f - g)(x).
zavuch27 [327]
2x squared +1 (-)x squared -7 is
a.) x squared +8
6 0
3 years ago
Read 2 more answers
12. Complete the two-column proof.
Reil [10]

Answer:

supplementary

vertical angles

sub

Step-by-step explanation:

8 0
3 years ago
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