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nadezda [96]
3 years ago
9

What is the solution to this?? 4x + 12x =320 then using the solution to this do _x=_

Mathematics
1 answer:
kozerog [31]3 years ago
3 0

Answer:

x=20

Step-by-step explanation:

Add like terms:

4x + 12x = 16x

16x = 320

320/16 = 20

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Quadrilateral ABCD is an isosceles trapezoid. If AB || CD, AB = m + 6, CD = 3m + 2, BC = 3m, and AD = 7m - 16, solve for m.
NARA [144]

Answer:

C.) 4

Step-by-step explanation:

we are given ABCD is an isosceles trapezoid

AB || CD

AB = m + 6

CD = 3m + 2

BC = 3m

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Since, ABCD is an isosceles trapezoid

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BC=AD

now, we can plug values

3m=7m-16

now, we can solve for m

3m-7m=7m-16-7m

-4m=-16

Divide both sides by -4

and we get

m=4

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a particle moves along the x-axis so that anytime t comma measured in seconds it's position is given by...​
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Step-by-step explanation:

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