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liq [111]
3 years ago
8

Please help me for 40p and brainliest for 5 please

Mathematics
2 answers:
saul85 [17]3 years ago
4 0
1) The last option is your answer. It is not the same equation as the others when rearranged. 

2) 1/3(12x - 24) = 16

4x - 8 = 16
4x = 16 + 8
4x = 24
x = 6, the second option.

3) Notice they are subtracting the constant term of 5 from both sides. Since it's subtraction, your answer is the second option. 

4) 3/5(30x - 15) = 72

18x - 9 = 72 or 3(6x - 9) = 72
18x = 72 + 9
18x = 81
x = 81 / 18
x = 4.5

The 3rd, 4th, 5th, and 8th options are all that apply. 

5) 2/3(6x + 12) = - 24

4x + 8 = - 24
4x = - 24 - 8
4x = - 32
x = - 8

The 1st, 6th, and 8th options are all that apply. 
Wittaler [7]3 years ago
3 0

Answer:

1) The last option is your answer. It is not the same equation as the others when rearranged.

2) 1/3(12x - 24) = 16

4x - 8 = 16

4x = 16 + 8

4x = 24

x = 6, the second option.

3) Notice they are subtracting the constant term of 5 from both sides. Since it's subtraction, your answer is the second option.

4) 3/5(30x - 15) = 72

18x - 9 = 72 or 3(6x - 9) = 72

18x = 72 + 9

18x = 81

x = 81 / 18

x = 4.5

The 3rd, 4th, 5th, and 8th options are all that apply.

5) 2/3(6x + 12) = - 24

4x + 8 = - 24

4x = - 24 - 8

4x = - 32

x = - 8

The 1st, 6th, and 8th options are all that apply.

Step-by-step explanation:

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What is 175-(64-32)+(8÷3)÷200​
andreev551 [17]

Answer:

10726 /75

Step-by-step explanation:

175−(64−32)+8/3/200

=175−32+8/3/200

=143+8/3/200

=143+1/75

=10726 /75

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3 years ago
HELP PLEASE!!!!! 15 PTS AND BRAINLEST!!!
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The formula for volume is Length x width x height.

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Top = 4 *4*4 = 64 cubic centimeters.

Total: 1728 + 576 + 64 = 2368 cubic centimeters.
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3 years ago
For the purpose of purchasing new baseboard and​ carpet, complete parts a and b below.
Phantasy [73]

Answer:

(a)i. Area=72 square feet

ii. Perimeter =34 feet

(b) Baseboard - perimeter

Carpet - area

Step-by-step explanation:

The room is 9ft x 8ft, therefore it is rectangular shaped.

Length=9ft; Breadth=8ft

(a)i. Area of a Rectangle= Length X Breadth

Area of the room=8X9=72 square feet

ii. Perimeter of a Rectangle=2(Length+Breadth)

Perimeter of the room=2(8+9)=2 X 17 =34 feet

(b) A baseboard goes around the edge or boundary of the room, so it has to do with perimeter

A carpet covers the entire floor so it has to do with the area of the room.

3 0
3 years ago
Draw clearly the graph of the linear equation. y=1/2x, where x= (-4 -2, 0, 2, 4)​
aniked [119]

Answer:

(in attachment)

Step-by-step explanation:

you can find the points by inputting the x-values into the equation to solve for the y-values, then connecting the plotted points to create the line.

When x=-4

y=1/2(-4)

y=-2

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Repeat for all values.

6 0
3 years ago
X2 + 4x - 21 = 0 quadratic formula
Elena-2011 [213]

Answer:

0

Step-by-step explanation:

x2 +4x-21=0. solve for x

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x = 3 \frac{1}{2}  \ x = 3.5

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3 years ago
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