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Tamiku [17]
3 years ago
13

Please help me!!!!lol

Mathematics
1 answer:
joja [24]3 years ago
3 0

Answer:

a = 0, b = 7

a = 1, b = 6

a = 2, b = 5

a = 3, b = 4

a = 4, b = 3

a = 5, b = 2

a = 6, b = 1

a = 7, b = 0

Step-by-step explanation:

the sum of a and b must equal 7 because 4 x 7 = 28

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Need help how do I do this, start it, and the steps please
Harman [31]
Let's solve this problem step-by-step.

STEP-BY-STEP SOLUTION:

Let's first write down the equation we are going to solve.

( 1 / 3 )h - 4 [ ( 2 / 3 )h - 3 ] = ( 2 / 3 )h - 6

To begin with, we will expand the brackets => [ ]

( 1 / 3 )h - ( 8 / 3 )h + 12 = ( 2 / 3 )h - 6

Next we will collect like terms by placing all the individual numbers on the right-side of the equation and the terms with ( h ) on the left-hand side of the equation so that we can begin making ( h ) the subject.

( 1 / 3 )h - ( 8 / 3 )h - ( 2 / 3 )h = - 6 - 12

Then we will simplify both the left-hand side and right-hand side of the equation to solve it for ( h ).

( - 9 / 3 )h = - 18

- 3h = - 18

h = - 18 / - 3

h = 18 / 3

h = 6

FINAL ANSWER:

Therefore, the answer is:

h = 6

Hope this helps! :)
Have a lovely day! <3
4 0
3 years ago
a stainless steel garbage can is in the shape of a right circular cylinder. If its radius is 6 inches and its volume is 864 pi c
lubasha [3.4K]
\bf \textit{volume of a cylinder}=v=\pi r^2 h\qquad &#10;\begin{cases}&#10;r=radius\\&#10;h=height\\&#10;---------\\&#10;r=6\\&#10;v=864\pi^3&#10;\end{cases}&#10;\\\\\\&#10;864\pi^3=\pi\cdot 6^2\cdot h\impliedby \textit{solve for "h"}
5 0
3 years ago
Read 2 more answers
Which two expressions are equivalent to 3.2(4p+8.5)?
Kaylis [27]

Answer:

a, c

Step-by-step explanation:

3.2(4p + 8.5)

= 12.8p + 27.20 (C)

3.2(4p) + 3.2(8.5)

= 12.8p + 27.2 (A)

3 0
3 years ago
A math book at Housatonic Community College cost the bookstore $84 to purchase. They sell it for $126. What percent markup did t
djverab [1.8K]
The markup is 150%

126/84= 1.5
1.5 x 100 = 150%

Proof : 1.5 x 84 =126
7 0
3 years ago
If old reeses cost $6 for a 12 pack and new reeses cost $1/pack, by what percent did the cost of reeses increase?s
skad [1K]

Answer:

Step-by-step explanation:

6 dollars for a 12 pack means that it was $0.50 each. now they cost a dollar per pack. it's a 50 cent increase, or a 100% percentage increase

8 0
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