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seropon [69]
2 years ago
13

Subtract. 6 2/5 - 3 1/4​

Mathematics
1 answer:
vodka [1.7K]2 years ago
5 0
6 2/5 - 3 1/4 = 63/
20
= 3 3/
20
= 3.15



Answer:3.15

Hope this helps :)
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What is the answer of:<br> z^2 - 4z^2
Novosadov [1.4K]
z^2 - 4 z^2

z - 4z

= - 3 z^2

hope this helps!.
4 0
3 years ago
Laura paddles in her canoe at a speed of 6 mph for 6 miles. She then hops on her windsurfer and sails for 12 miles at a speed of
Allisa [31]

Answer: C, 3 HOURS

Step-by-step explanation:

she canoed for 1 hour and windsurfed for 2 hours

6 0
3 years ago
A class of 40 students has 11 students who ride the bus and 10 students who are in the band. Three of the students who ride the
Alexxandr [17]
The denominator is 40
10-3=7 (number of students in the band who do not ride the bus)
7/40=0.175
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Hope this helps!
8 0
2 years ago
Simplify the sum.<br> (4u3 + 4u2 + 2) + (6u3 – 2u + 8)
Elan Coil [88]

Answer:

10u^{3}+4u^{2}-2u+10 or 2(5u^{3}+2u^{2}-u+5)

Step-by-step explanation:

we have

(4u^{3}+4u^{2} +2)+(6u^{3}-2u+8)

step 1

Group terms that contain the same variable

(4u^{3}+6u^{3})+(4u^{2})+(-2u)+(2+8)

step 2

Combine like terms

(10u^{3})+(4u^{2})+(-2u)+(10)

step 3

Eliminate parenthesis

10u^{3}+4u^{2}-2u+10

step 4

Factor the number 2

2(5u^{3}+2u^{2}-u+5)

8 0
3 years ago
Read 2 more answers
WILL GIVE BRAINIEST: A beetle weighs 8.7 x 10^-3 gram. What is 8.7 x 10^-3 written in standard form?
Montano1993 [528]

Answer:

.0087

Step-by-step explanation:

8.7 x 10^-3

10^-3  means move the decimal to the left 3 places.  The negative means left, positive would mean right.  We add 0 to make enough places to move it to the left 3

008.7

Move it 3 places left

.0087

This is in standard form

5 0
3 years ago
Read 2 more answers
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