3 years ago

Can someone help me with this please

Mathematics

1 answer:

scZoUnD [109]3 years ago

5 0

I can’t really see the picture . I need a better one

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In the diagram below segment DEF is shown (since all three letters are shown, they are collinear). If

monitta

Answer:

x = 4

Step-by-step explanation:

Given

DE = 3x + 2, EF = x + 5, DF = 23

As per segment addition postulate

DE + EF = DF

Substituting values:

3x + 2 + x + 5 = 23
4x + 7 = 23
4x = 16
x = 4

3 0

3 years ago

What the area of the triangle (no troll answer or links)

Simora [160]

The answer is 270.56

Solution:
15.2*35.6=541.12
541.12/2=270.56

4 0

3 years ago

<img src="https://tex.z-dn.net/?f=-8%285d-2%29%3D-35" id="TexFormula1" title="-8(5d-2)=-35" alt="-8(5d-2)=-35" align="absmiddle"

notka56 [123]

-8(5d-2)=-35
-40d+16=-35
-40d= -51
D=-51/-40

8 0

2 years ago

Read 2 more answers

The relationship between time and distance remaining on a 3 mile walk for someone walking at a rate of 2miles per hour

Maksim231197 [3]

Answer:

$Remaining\ distance=3-2t\ \ \ \ \ \ \ \ \ (where\ t\ is\ time)$

Step-by-step explanation:

$Total\ distance=3\ mile\\\\speed=2\ miles/hour\\\\Time=t\\\\In\ t\ hours\ distance\ covered=velocity\times time=2\times t=2t\\\\Remaining\ distance=total\ distance-distance\ covered\\\\Remaining\ distance=3-2t$

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3 years ago

I need help ASAP!! PLEASE EXPLAIN YOUR ANSWER

Jlenok [28]

Answer:

Step-by-step explanation:

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3 years ago