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Marysya12 [62]
3 years ago
9

3 pens cost $2.70. What is the cost per pen?

Mathematics
1 answer:
marissa [1.9K]3 years ago
3 0
2, 70$ : 3 = 0, 9o $The total cost for each pen 
_____________
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10. <br>V=720 cm<br>L=?<br>P=15 cm<br>T=8 cm<br>A. 6 cm<br>B. 8 cm<br>C.10 cm<br>D. 12 cm​
grin007 [14]

Answer:

6 cm

Step-by-step explanation:

Given the information :

V=720 cm

L=?

P=15 cm

T=8 cm

The volume = L * P * T

V = L * P * T

720 = L * 15 * 8

720 = L * 120

L = 720 / 120

L = 6 cm

5 0
3 years ago
The sum of two numbers is 7/8. one addend is 3/4. what is the other
kumpel [21]

the answer is b 1/8 because 3/4 = 6/8 and 7/8-6/8=1/8

6 0
2 years ago
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Which equation is equivalent to 15 +80 ?
svet-max [94.6K]

Answer:

is a lot of them

Step-by-step explanation:

94+1, 95+0, 79+16

6 0
3 years ago
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Solve for x 11x+4&lt;15 OR 12x−7&gt;−25
never [62]

Isolate the x in both cases. What you do to one side, you do to the other.


11x + 4 < 15


Subtract 4 from both sides


11x + 4 (-4) < 15 (-4)


11x < 11


isolate the x, divide 11 from both sides


11x/11 < 11/11


x< 1


x < 1 is your answer for the first one

-------------------------------------------------------------------------------------------------------------------


Again, isolate the x.


12x - 7 > -25


Add 7 to both sides


12x - 7 (+7) > -25 (+7)


12x > -18


Isolate the x, divide 12 from both sides


12x/12 > -18/12


x > -1.5 is your answer for the second one.


-------------------------------------------------------------------------------------------------------------------



hope this helps

3 0
3 years ago
Read 2 more answers
What is the area of circle with a radius of 13 milimeters? use 3.14 for pi
MrRissso [65]

Answer:

530.66 mm²

5.3066 cm²

Step-by-step explanation:

A = π·r²

= 3.14×(13mm)²

= 3.14×169mm²

= 530.66 mm²

= 5.3066 cm²

8 0
3 years ago
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