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malfutka [58]
3 years ago
14

FInd the sum of 5x+20 and the opposite of 20 write an equivalent expression in standard form.Justify each step

Mathematics
1 answer:
mina [271]3 years ago
8 0

Answer:

5x

Step-by-step explanation:

5x + 20 - 20 = 5x

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Can you pls solve this
Neporo4naja [7]

Answer:

Me and my brother worked on this and now we got it.

Step-by-step explanation:

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7 0
4 years ago
Evaluate the expression for a = 3, b = 12 , and c = 4 . 8ab/2bc Enter your answer in the box.
antoniya [11.8K]
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7 0
3 years ago
Read 2 more answers
Sarah has $1000 in the bank. she took out $50 to buy supplies. What percentage of savings did she take out?
zalisa [80]
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6 0
3 years ago
Please help what is the area and the perimeter of these two shapes????
34kurt

Answer:

Pink:

A. 87 m²

P. 50 m

Yellow:

A. 132 m²

P. 76 m

Step-by-step explanation:

You can cut the shapes up to find the area.

Pink Figure: (not cut up)

A.

(13×7)-(4×1)=

91-4=

87 m²

P.

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Yellow Figure:

A.

(14×4.5)+((14-9-3)×3)+((12-4.5-3)×14)=

(14×4.5)+(2×3)+(4.5×14)=

63+6+63=

132 m²

P.

14+4.5+3+3+3+4.5+14+4.5+9+3+9+4.5=

76 m

4 0
3 years ago
Write down 20 irrational numbers please
Shtirlitz [24]
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2.718281
1.73205
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3 years ago
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