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Temka [501]
3 years ago
12

1/5(x-2)=20 PLZZZZZZZZ HELPPPPP

Mathematics
2 answers:
goblinko [34]3 years ago
8 0

Answer:

x=102

Step-by-step explanation:

\frac{1}{5}(x-2)=20 (multiply both sides by 5)

x-2=100 (move the -2 to the right)

x=100+2 (add)

x=102

hope this helps :)

AnnyKZ [126]3 years ago
5 0

Step-by-step explanation:

1/5(x-2) =20

multiply both sides by 5

=> (x-2) = 100

make x the subject of the formula...

x = 100 + 2

x = 102

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Simplify 30-(18/9+3) plz hurry
Leni [432]

Answer:

25

Step-by-step explanation:

18 / 9 = 2 (Order of operations

2+3 = 5

30 - 5 = 25

4 0
3 years ago
Jason had three more than four times the amount of money that Jeff has. Together they have $72. How much money does each person
adelina 88 [10]

Answer:

Jason has $58.20 and Jeff has $13.80.

Step-by-step explanation:

Let x represent the amount of money Jason has, and y represent the amount of money Jeff has.

We know that together they have $72. So, we can write the following equation:

x+y=72

We know that Jason has three <em>more</em> than four <em>times</em> the amount of money Jeff has. So:

x=3+4y

This is a system of equations. We can solve it by using substitution. Let's substitute the second equation into the first. This yields:

(3+4y)+y=72

Combine like terms:

5y+3=72

Subtract 3 from both sides:

5y=69

Divide both sides by 5:

y=69/5=\$13.80

So, Jeff has $13.80

We know that Jason has three more than four times the amount of money Jeff has.

Therefore, Jason has:

x=13.8(4)+3

Multiply and add:

x=\$58.20

So, Jason has $58.20 and Jeff has $13.80.

And we're done!

7 0
3 years ago
What isbthe reciprocal of 7/12​
barxatty [35]

Answer:

12/7

Step-by-step explanation:

A reciprocal is similar to inverting or reversing the value in the problem.

Ex: 5/10 would be10/5 or 2/1 when reduced.

6 0
3 years ago
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Answer:

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Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
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