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Liono4ka [1.6K]
3 years ago
11

Find the perimeter of a triangle if the three sides are 5x + x - 7, 2x + 4, and x +5.

Mathematics
1 answer:
Bogdan [553]3 years ago
4 0

Answer:

Things that help me with any problem is copy and paste on to goggle or chrome and search and you will get a answer.

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Which point is 7 units from (10, 6) on a coordinate plane?
jeyben [28]
We can Add/Subtract 7 to the x-value or y-value of the point.

(10, 6)

(10 - 7, 6)

(3, 6)

(10 + 7, 6)

(17, 6)

(10, 6 - 7)

(10, -1)

(10, 6 + 7)

(10, 13)

The only point in the options is (3, 6).
7 0
3 years ago
Two times the sum of number 5 is 20
oksian1 [2.3K]
Salutations!

<span>Two times the sum of number 5 is 20

This will be your equation ---

</span>2(x+5)=20
<span>
Brackets indicate multiplication, therefore multiply 2 to the brackets

</span>2(x+5)=20
<span>
</span>2x+10=20
<span>
</span>2x=20-10
<span>
</span>2x=10
<span>
</span>x=10/2
<span>
</span>x=5
<span>
</span>Hope I helped (:

have a great day!
8 0
4 years ago
He main span of the Sunshine Skyway Bridge is 366 meters long. The bridge's main span is 30 meters shorter than the main span of
Digiron [165]

Answer:

360 = x + 30

x = 390 meters

Step-by-step explanation:

3 0
4 years ago
In a classroom of 33 students, the ratio of boys girls is 3:8. How many boys are in the class?
jeka57 [31]
9 boys are in the class
6 0
3 years ago
Read 2 more answers
Which of the following list all x - intercepts of the graph of the equation y = x^3 - 4x ?
san4es73 [151]

Step-by-step explanation:

x³ - 4x = 0

x (x² - 4) = 0

x (x + 2) (x - 2) = 0

Thus the answer is (b) (-2 , 0) , (0 , 0) , (2 , 0)

6 0
4 years ago
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