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Hatshy [7]
3 years ago
7

Bill's father is three times Bill's age. Three years ago, Bill's father was four times Bill's age.

Mathematics
1 answer:
irinina [24]3 years ago
8 0

Answer:

12 and 36

Step-by-step explanation:

Call the age of both Bill and his father is a and b, respectively

we have:

b=3a

b-3=4(a-3) ->b=4a-12 -> 3a=4a-12 ->a =12 -> b=36

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A line is written in standard form Ax + By = 0, where A and B are not
cricket20 [7]

Answer:

A point that must lie on this line is the origin (0,0)

Step-by-step explanation:

we know that

The equation of the line in standard form is equal to

Ax+By=C

where

A is a positive integer

B and C are integer

In this problem

C=0

so

Ax+By=0

That means, that the line represent a proportional relationship between the variables x and y

Remember that in a proportional relationship the line passes through the origin

therefore

A point that must lie on this line is the origin (0,0)

5 0
3 years ago
Tyler is planting 60 trees at the apple orchard he will plan 8 trees in each row how many full rows of trees will Tyler plant?
Ainat [17]
He would maybe have 7.5 but I insist you the answer could be 8 too
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3 years ago
If x represent a base number in the following equation what is the value of x in 3x+101x-24x=8​
alexgriva [62]
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This can also be written as:
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4 0
3 years ago
Read 2 more answers
Which is the polynomial function of lowest degree with leading coefficient of 4 and roots 7 and 3?
NISA [10]

Answer:

f(x) = 4x² - 40x + 84

Step-by-step explanation:

4(x - 7)(x - 3) = 0

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4(x² - 10x + 21) = 0

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3 0
3 years ago
Solve the following Simultaneous equation<br>Using any suitable method<br> x+6y=2, 3x +2y =10​
uranmaximum [27]

Answer:

x = 0.5

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Step-by-step explanation:

x + 6y = 2

3x + 2y = 10

Multiply a number by any of the equations to get numbers of the same variable

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NB: subtract evenly if u subtract down from top make sure u subtract down from top throughout

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16y/16 = -4/16

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x = 1.5 + 2

x = 0.5

5 0
3 years ago
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