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viva [34]
2 years ago
12

Perimeter of a triangle (combine like terms)

Mathematics
2 answers:
Jobisdone [24]2 years ago
8 0
Answer:6x+3, very simple if you think about it
patriot [66]2 years ago
5 0

Answer:

6x+3

Step-by-step explanation:

(x+4)+(3x-2)+(2x+1)

=x+4+3x-2+2x+1

=x+4+3x-2+2x+1 --> Here I'm just bolding the variables. This makes it easier to combine like terms in the next line.

=6x+4-2+1

=6x+3

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Segment EF is the midsegment of trapezoid ABCD. Find the length of segment EF if segment AB is 20 and segment CD is 12.
Vika [28.1K]

Midsegment = 1/2(base1 + base2)

EF = 1/2(AB + CD)

EF = 1/2(20 + 12)

EF = 1/2(32)

EF = 16

Answer

EF = 16

7 0
3 years ago
Read 2 more answers
Carlos climbs 6 miles for every 3/4
JulsSmile [24]
To solve this problem we can make the following rule of three
 6 ---> 3/4
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 Answer:
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4 0
3 years ago
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Write -2x^2 (-5x^2 + 4x^3) in standard form
saul85 [17]
-2x·-2x·(-5x·-5x+4x·4x·4x) Basically, you write out the number depending on the exponent. So if you have a power/exponent of 3, you write it out multiplied by itself 3 times. Hope this helps!
7 0
3 years ago
15 is 30% of what number?
dangina [55]
#1---> let the number you are trying to find be x for the following questions

30%*x=15
x=15/30%
x=50

#2
10%*x=14
x=14/10%
x=140

#3
(4/32)*100
 is the same as (1/8)*100= 12.5%

#4
1%* x=11
x=11/1%
x=1100

by the way * means multiply

5 0
3 years ago
How many solutions does the equation below have? 1/(-6-8x) = -3- 1x​
uranmaximum [27]

Answer:

This equation has 2 solutions.

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2. x=-\frac{15+\sqrt{89}}{8}

5 0
1 year ago
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