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Morgarella [4.7K]
3 years ago
8

-2(2x-5)=-74 show all work pleaseeeee 15 points!

Mathematics
2 answers:
FinnZ [79.3K]3 years ago
7 0
Step 1:
Distributive property

The equation is now
-2(2x) + -2(-5) = -74

Step 2:
Order of operations; multiply

The equation is now
-4x + 10 = -74

Step 3:
Subtract 10 from both sides

The equation is now
-4x = -84

Step 4:
Divide by -4 on both sides

The equation is now
x = 21

Answer:
21


frutty [35]3 years ago
3 0

Answer:

x equals 4

Step-by-step explanation:

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Rachel saved enough money and she used 14/15

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Prove that the product of a nonzero rational number together with an irrational number is an irrational number.
melamori03 [73]
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Which inequality represents all values of x for which the product below is defined?
Vedmedyk [2.9K]

Step 1 ) Separate the 4 and x.

\displaystyle\sqrt{4x} * \sqrt{x+2}

↓

\displaystyle\sqrt{4} \sqrt{x} \sqrt{x+2}

Step 2 ) Simplify the square root of 4.

\displaystyle\sqrt{4} \sqrt{x} \sqrt{x+2}

↓

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

Step 3 ) Simplify.

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

↓

\displaystyle\ 2 \sqrt{x(x+2)}

This is now in its simplest form, so the final answer is...

\displaystyle\ 2 \sqrt{x(x+2)}

or it could be...

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

Either one is correct. Only difference is one is in simplest form and one isn't.

•

•

- Marlon Nunez

7 0
3 years ago
Read 2 more answers
HELP!! Can someone help me with this
cricket20 [7]

Answer:

1 no

2yes

3 no

4 no

5 Yes

6 Yes.

so it gives you a pattern right there a squared plus b squared equals c squared just fill in the numbers in that way

6 0
2 years ago
A=2/b+3c ; solve for c
Artyom0805 [142]

Answer:

It is straightforward.

Answer is c= a/3 - 2/3b

3 0
3 years ago
Read 2 more answers
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