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vesna_86 [32]
3 years ago
9

What is the solution to the equation 2x + 4 = 23x?

Mathematics
1 answer:
Cerrena [4.2K]3 years ago
5 0

Answer:

x=4/21

Step-by-step explanation:

2x+4=23x

-2x     -2x

4=21x

4/21=x

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3x + y - z= -6<br> 2x - y + 2z = 8<br> 4x + y - 3z = -21
Flauer [41]

Answer:

x=-1

y=4

z=7

Step-by-step explanation:

3x + y - z= -6(1)

2x - y + 2z = 8(2)

4x + y - 3z = -21(3)

(1)+(2): 5x+z=2(4)

(2)+(3): 6x-z=-13(5)

(4)+(5): 11x=-11

x=-1

so z=2-5x=7

y=-6-3x+z=4

8 0
3 years ago
Find area and perimeter of the rectangle or square ​
Radda [10]

Answer:

Area:702

perimeter: 114

Step-by-step explanation:

24x27=648

6x9=54

648+54=702

27+24+18+6+9+30=114

4 0
2 years ago
Can you please help me l will give brainliest​
yKpoI14uk [10]

Answer:

question 1 and 3

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
10% commission. what is her commission on a house that she sold for $619,100? round your answer to the nearest cent, if necessar
Svetllana [295]

Answer:

$681

Step-by-step explanation:

619.100 * 10% = 61.91

619.100 + 61.91 = 681.01

Rounding it down because it is not over 5. $681

Therefore your answer will be $681

Hope this helps!

7 0
3 years ago
you make a scale drawing of a banner for school dance .you use a scale of 1 inch ,2 feet what is the actual width of the banner
sashaice [31]

Answer:

6.5

Step-by-step explanation:

you take the sides all added up (which was 13in) and divided it by two

5 0
3 years ago
Read 2 more answers
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