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trapecia [35]
2 years ago
8

For the following system, use the second equation to make a substitution for y in the first equation.

Mathematics
2 answers:
Ulleksa [173]2 years ago
6 0
<span>For the following system, use the second equation to make a substitution for y in the first equation. 

2x + y = 6
y = 3x + 4

</span>substitute y = 3x + 4 into 2x + y = 6

2x + y = 6
2x +( 3x + 4) = 6

answer is <span>2x + (3x + 4) = 6 (last choice(</span>


ale4655 [162]2 years ago
4 0
2x + y + 3x + 4 = 6 is the correct equation :)

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Are these rates equivalent, 96 words typed for 3 minutes; 160 words typed for 5 minutes
monitta
<h2>Greetings</h2>

Answer:

Yes, they are.

Step-by-step explanation:

<h3>1st rate)</h3>

Lets simplify both rates to the rate typer per minute.

(m is minutes)

3m = 96

Divide both sides by 3:

\frac{3m}{3} = \frac{96}{3}

m = 32

So the rate is 32 words per minute.

<h3>2nd rate</h3>

5m = 160

Divide both sides by 5:

\frac{5m}{5} = \frac{160}{5}

m = 32

<h3>So because the rates per minute are the same, they are equivalent.</h3>
<h2>Hope this helps!</h2>
3 0
2 years ago
Increase £84 by 3%<br> thank you!
Alex777 [14]
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3% * £84 = 3/100 * 84 = £2.52

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8 0
3 years ago
What set of values could be the side lengths of a 30-60-90 triangle
Anon25 [30]

Answer:

1, √3 , 2

Step-by-step explanation:

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For example:

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~

5 0
3 years ago
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ValentinkaMS [17]

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8 0
3 years ago
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