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Savatey [412]
4 years ago
10

Complete the following table with the properties used to solve 4 (x + 3) = 20

Mathematics
1 answer:
OverLord2011 [107]4 years ago
8 0

Answer:

Step-by-step explanation:

4 (x + 3) = 20 Distributive

#1) 4x + 12 = 20 Addition property of equality

#2) 4x = 8 Division Property of Equality

#3) x = 2 Answer

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Solve V- E = 2 for E; E =<br> A.) V - 2 <br> B.) V + 2 <br> C.) - V - 2 <br> D.) - V + 2
zhuklara [117]
Add v to both sides: -E=2+V
Divide both sides by -1: E= -2-V

Answer: -V-2
3 0
4 years ago
A line has this equation: x + 10y = 60
Jet001 [13]

Answer:

y=10x+99

Step-by-step explanation:

Find the negative reciprocal of the slope of the original line and use the point-slope formula y−y1=m(x−x1) to find the line perpendicular to x+10y=60.

6 0
2 years ago
Find the value of x in the triangle shown below.<br> X =<br> 44°<br> xo<br> 29°
densk [106]

Answer:

x = 107°

Step-by-step explanation:

The sum of all 3 angles in any triangle needs to equal 180°.

This means that 44° + 29° + x = 180°

180° - 44° - 29° = 107°

4 0
2 years ago
George drove 168 miles in 4 hours. If this rate continues, how many miles can he drive in 7 hours?
Nataly [62]
Find the unit rate. He drove 168 miles in 4 hours.

168/4= 42

He drives 42 Mph. 

Multiply that by 7.

42*7= 294

He drives 294 in 7 hours.

I hope this helps!
~kaikers
6 0
4 years ago
Read 2 more answers
Please just do c thank you
Galina-37 [17]

Answer:

21/70=x/30

Step-by-step explanation:

Noticing that it is referring to problem b, we head over to that. It states two important pieces of information. Only seventy percent of the players participated, and 21 total played. This means we can simply divide 21 by 7, and multiply by 10. This shows us that there are thirty total players because 21/7 is equal to 3, multiplied by 10 is equal to thirty. 30 minus 21 is equivalent to 9, meaning 9 players did not play. The proportion we would use for this is 21:70 equal to x:30. Cross-multiply, and we get 70x = 630. x = 9, thus proving our answer is correct.

3 0
3 years ago
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