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2 years ago

11

To check the problem we substitute the value of x back into the original problem and solve. Which of the following is correct fo

r checking?
3(5) = 15

15 / 3 = 5

2 answers:

crimeas [40]2 years ago

7 0

3(5)=15 will be your answer

ASHA 777 [7]2 years ago

4 0

I believe it is the first answer
3(5)=15

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Please help ♡♡♡♡♡♡♡

lions [1.4K]

Step-by-step explanation:

$\angle AOB$ and $\angle BOC$ are linear pair angles.

$\therefore m\angle AOB + m\angle BOC = 180° \\ \therefore \: 3x + 124 \degree + 6x + 29 \degree = 180° \\ \therefore \: 9x + 153 \degree = 180° \\ \therefore \: 9x = 180° - 153 \degree \\ \therefore \: 9x = 27 \degree \\ \therefore \:x = \frac{27 \degree }{9} \\ \huge \pink{ \boxed{\therefore \:x =3 \degree }} \\ \\ \because \: m\angle BOC =6x + 29 \degree \\ \therefore \: m\angle BOC =6 \times3 \degree + 29 \degree \\ \therefore \: m\angle BOC = 18\degree + 29 \degree \\ \\ \huge \red{ \boxed{\therefore \: m\angle BOC = 47 \degree }}$

5 0

3 years ago

Find the value of x <br><br> a. 7.5<br> b. 6<br> c. 10<br> d. 8

Radda [10]

B.6 because the length is equal to the length of the other 6

7 0

2 years ago

Find the surface area of the cylinder. Type an exact answer in terms of pi.

weqwewe [10]

Answer:

154π cm²

Step-by-step explanation:

Radius (r) = 7 cm

Height (h) = 4 cm

Surface area of cylinder

= 2πr (h + r)

= 2π (7) (4 + 7)

= 2π (7) (11)

= 2π (77)

= 154π cm²

______

Hope it helps ⚜

8 0

2 years ago

Read 2 more answers

A spool contains 270 inches of wire. How many pieces of wire, each with the a length of 1 7/8 inches, can be cut from the spool?

prisoha [69]

You would be able to cut 144 pieces of wire from the spool because 270/1 7/8 (or 1.875) equals 144

6 0

2 years ago

F the equation of a circle is (x + 4)2 + (y - 6)2 = 25, its radius is 5

BartSMP [9]

Yes the radius is 5. Is this a true or false question or is there something you forgot to add to it?

3 0

3 years ago