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dsp73
3 years ago
13

Simplify.

Mathematics
2 answers:
Ugo [173]3 years ago
7 0


so you take -10.5+5.3+20.2=??

-10.5+5.3=-5.2

-5.2+20.2=15

Ur Answer Is 15

Did I Help??

Hope I Did!!


kondaur [170]3 years ago
4 0
-10.5-(-5.3)+20.2
=-10.5+5.3+20.2
=15

.
..
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Danny walks at an average speed of 5 m/s foe 1 minute. Work out the distance that Danny has travelled in metres.
Dahasolnce [82]

Answer:

D = 300 m

Step-by-step explanation:

<u><em>Given :</em></u>

Speed = 5 m/s

Time = 1 min = 60 secs

<u><em>Required:</em></u>

Distance = ?

<u><em>Formula :</em></u>

Speed = Distance/Time

<u><em>Solution:</em></u>

Distance = Speed × Time

D = 5 × 60

D = 300 m

4 0
3 years ago
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Hank is throwing a surprise party. The party costs $20 per person. Create an equation and graph to represent the relationship be
zheka24 [161]
Hey there!


The equation would be 20(50) = x


The total cost of the equation would be : 1,000


Do 50 x 20.

Hope I was able to help!
4 0
3 years ago
Honestly I’m so bad at geometry so helpppp:)
Anastasy [175]

Answer:

900 m

Step-by-step explanation:

l*w*h

12 m (l)*5 m (w)*15 m (h)= 900 m altogether

6 0
2 years ago
A cookie recipe that yields 24 cookies requires 1 3/4 cups of butter. When the ingredients in this recipe are increased proporti
erik [133]

Answer:

5 1/4

Step-by-step explanation:

* is multiplication

1 3/4 is 1.75

so

24/1.75 = 72/×

1.75 * 72 = 24 * x

126 = 24x

24x = 126

x = 5.25 or 5 1/4

8 0
3 years ago
Which graph represents the solution set of y=x^2+4x+3and y=2x+6?
rewona [7]

Answer:

(1,8) and (-3,0)

Step-by-step explanation:

We simply graph the two functions in the same graph. The solution set to the system is given by the points where the two functions intersect. For this case, the two functions intersect at;

(1,8) and (-3,0)

The solution set is thus; (1,8) and (-3,0)

Check the attachment below;

3 0
3 years ago
Read 2 more answers
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