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kolezko [41]
3 years ago
15

write an equation that involves multiplication, contains a variable, and has a solution of 5. then write another equation that h

as the same solution and includes the same variable and numbers but uses division.
Mathematics
2 answers:
makkiz [27]3 years ago
8 0
(1) 2x = 10

(2) x = 10 / 2

Hope this helped!
bixtya [17]3 years ago
3 0
Let's make it a simple equation, yes?
We'll use the variable <em>x</em>
Equation involving multiplication:
2x=10
We'll solve it to make sure it works. Since the solution has to be five, we'll plug that in for <em>x</em>
2×5=10
10=10
This works, so we can move on.
Equation involving division:
10÷x=2
Again, we'll solve it to make sure it works, plugging in 5 for <u /><em>x</em>
10÷5=2
2=2
This equation works as well.
The two equations are
2x=10
and
10÷x=2

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astraxan [27]

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7 0
3 years ago
Read 2 more answers
HELP PLEASE!!! i do not understand
mel-nik [20]

Answer:

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Step-by-step explanation:

Hope this helps! :)

5 0
3 years ago
Can you help me Decrease £38 by 4%
kykrilka [37]
£36.48.

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3 0
3 years ago
What does 3ˣ + 4·3ˣ⁺¹ =<br> a. 13·3ˣ⁺¹<br> b. 5·3ˣ⁺¹<br> c. 5·3²ˣ⁺¹<br> d. 13·3ˣ
Crazy boy [7]

Answer:

D. 13*3^x

Step-by-step explanation:

3^x +4*3^x^+^1= \\3^x+4*3(3^x)=\\3^x(1+[4*3])=\\3^x(1+12)=\\3^x(13)=\\13*3^x

3 0
3 years ago
Write the statement for the problem in mathematical language. Use x for the tens digit and y for the unit digits in the two digi
Nutka1998 [239]

Answer:

  18

Step-by-step explanation:

A two-digit number (xy) will have the value 10x+y. The sum of its digits is x+y.

You want ...

  10x +y = 2(x +y)

  1 ≤ x ≤ 9

  0 ≤ y ≤ 9

The equation can be simplified to ...

  8x = y

The only single-digit values for x and y that satisfy the requirements are ...

  x = 1, y = 8

The two-digit number of interest is 18.

_____

<em>Check</em>

Its sum of digits is 1+8 = 9. 2×9 = 18.

_____

<em>Comment on the relationship in the problem</em>

Many of us learned our multiplication tables for 9s by remembering that the sum of digits of 9n was 9, and that the leading digit of the product was n-1.

8 0
3 years ago
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