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Gekata [30.6K]
3 years ago
13

Please help will give BRAINLIEST

Mathematics
2 answers:
WINSTONCH [101]3 years ago
5 0

If i think about this question right i think its (3x+15)

Step-by-step explanation:

Ulleksa [173]3 years ago
4 0

Answer:

(3x + 5) + (x +3) = 180 sum of angles on a

straight line

3x + 5 + x + 3 = 180

3x + x + 5 + 3 = 180

4x + 8 = 180

4x = 180 - 8

x = 172/4

x = 43

PQR = 3x + 5 = 3(43) + 5 = 129 + 5 = 134

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Solve the equation and enter the value of x below 2(x+6)=-10
malfutka [58]

Answer:

\huge \boxed{x=-11}

Step-by-step explanation:

First, divide by 2 from both sides of equation.

\displaystyle \frac{2(x+6)}{2}=\frac{-10}{2}

Then, solve.

\displaystyle x+6=-5

Subtract by 6 from both sides of equation.

\displaystyle x+6-6=-5-6

Solve to find the answer.

\displaystyle x=-11, which is our answer.

6 0
3 years ago
Trains Two trains, Train A and Train B, weigh a total of 192 tons. Train A is heavier than Train B. The
OleMash [197]

Hi there!

So we know that the two train together is a total of 192 tons and the difference of their weights is 120 tons...

Ok let think...

When we’re looking at the once place, you’ll see a two... this means that the two train both have a ending of 1 since 2 is split into 1...

That would be another clue..

Now let think again...

If it would be 151 and we subtract by 120.. we would get...

151-120=31

Well it ends with a 1 so it would be perfect but we have to see if 151 and 31 together adds up with the total of 192..

151+31=192

This means that train A could be 151 tons or 31 tons and train B can also be wither 151 tons or 31 tons...

6 0
3 years ago
Translate the following phrase into an algebraic expression. Use the variable b to represent the unknown quantity.
otez555 [7]

Answer:

s/5=b

Step-by-step explanation:

4 0
3 years ago
Im<br> sorry if u are having trouble seeing
algol [13]

Answer:

1) 1 to 3

2) 1/3 B*H

Step-by-step explanation:

3 0
3 years ago
Is 3x+5 congruent to 5x-1
Licemer1 [7]
Yes it is congruent to5x-1
7 0
3 years ago
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