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sergiy2304 [10]
3 years ago
11

What’s the difference? (6d+5)-(2-3d)=

Mathematics
1 answer:
Digiron [165]3 years ago
6 0

Answer:

9d+3

Step-by-step explanation:

Distribute the Negative Sign:

=6d+5+−1(2−3d)

=6d+5+(−1)(2)+−1(−3d)

=6d+5+−2+3d

Combine Like Terms:

=6d+5+−2+3d

=(6d+3d)+(5+−2)

=9d+3

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What is the least common denominator of 1/3 and 4/7?
jolli1 [7]

Answer:

21

Step-by-step explanation:

The denominators are 3 and 7 and those are both odd numbers.

You can not get a number lower than 21. Therefore 21 is the LCM (Lowest common denominator.)  

Hope this helps :)

5 0
3 years ago
The speed limit sign on the freeway said 110 kilometers per hour, but the speedometer on Cesar's car is calibrated in miles per
Lisa [10]

Answer:

68.2 miles per hour

Step-by-step explanation:

Speed limit = 110 kilometers per hour

1 kilometer = 0.62 miles

110 kilometers = x miles

Cross product

1*x = 0.62*110

x = 68.2 miles

Cesar should drive at 68.2 miles per hour to avoid a speeding ticket

110 kilometers per hour = 68.2 miles per hour

6 0
3 years ago
andy earned $38 on monday and $34 on tuesday.how many lucky bamboo plants can he buy with the total money he earned?
solong [7]
How much does each bamboo plant cost. This is impossible to solve without knowing the cost. I you have the cost i would be happy to help.
8 0
4 years ago
Please someone help me with this
shtirl [24]

Answer:

2,-1.5

Step-by-step explanation:

To find the midpoint of a line segment, take the average of the x coordinates and y coordinates of the two points that make it up.

\frac{2+2}{2} ,\frac{4+(-7)}{2}

=\frac{4}{2} , \frac{-3}{2}\frac{4}{2} , \frac{-3}{2}

=2,-1.5

7 0
3 years ago
Read 2 more answers
Jordan and her family enter a race around a track. Jordan take 10 minutes to run a lap, her sister 12 minutes and Katie 20 minut
Nutka1998 [239]
They will be finished at 6:56
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3 years ago
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