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andrew11 [14]
3 years ago
5

HELP me please!!!!!!+!

Mathematics
1 answer:
Licemer1 [7]3 years ago
6 0
Vehicle B needs fewer repairs on average but the number of repairs per vehicle has greater variation
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W + 1 = d and d = 3w solve by substitution
STALIN [3.7K]

Answer:

Step-by-step explanation:

Given

w + 1 = d...........equation 1

d = 3w ...............equation 2

Now putting d = 3w in equation 1

w + 1 = 3w

3w - w = 1

2w = 1

w = 1 / 2

putting w = 1 / 2 in equation 2

d = 1 / 2 * 3

 = 3/2

Hope it helps :)

8 0
3 years ago
Read 2 more answers
What is the following product?
KiRa [710]

ANSWER

2 \sqrt{42} +7  \sqrt{2}- 6- \sqrt{21}

EXPLANATION

The given product is:

( \sqrt{14}  -  \sqrt{3} )( \sqrt{12} +  \sqrt{7}  )

We expand using the distributive property to obtain:

\sqrt{14}( \sqrt{12} +  \sqrt{7}) -\sqrt{3}( \sqrt{12} +  \sqrt{7}  )

Extract the perfect squares to get:

\sqrt{14}(2 \sqrt{3} +  \sqrt{7}) -\sqrt{3}( 2\sqrt{3} +  \sqrt{7}  )

Expand further to get;

2 \sqrt{42} +7  \sqrt{2}- 2(3)   - \sqrt{21}

This simplifies to,

2 \sqrt{42} +7  \sqrt{2}- 6- \sqrt{21}

5 0
3 years ago
Simplify by using factoring: (2a+6b)(6b−2a)−(2a+6b)^2
GrogVix [38]

Answer:

-8a(a+3b)

Step-by-step explanation:

(2a+6b)(6b−2a)−(2a+6b)^2

(2a+6b) {(6b−2a)−(2a+6b)(2a+6b)}

2(a+3b) (6b-2a-2a-6b)

2(a+3b) (-4a)

-2(a+3b) x 4a

-2 x 4a (a+3b)

-8a(a+3b)

8 0
3 years ago
The ratio table shows the depths of water in a fish tank for different numbers of gallons. Find the unit rate in inches per gall
pshichka [43]
How dos3es it want it in decimsal form there are a couple ways in decimal form at list i was tought
7 0
3 years ago
Rectangular prism has a length of 8 meters, a width of 6 meters, and a height of 3 meters.
Leni [432]

Answer:

  • V=8×6×3

Step-by-step explanation:

Given that,

the rectangular prism has ;

  • length=8meters
  • width=6meters
  • height=3meters

<u>As</u><u> </u><u>we</u><u> </u><u>know</u><u>,</u><u> </u>

  • volume =length×width×height
  • V=8×6×3
7 0
2 years ago
Read 2 more answers
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