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UNO [17]
3 years ago
6

Help with all 3 please hurry

Mathematics
2 answers:
Anna11 [10]3 years ago
7 0
3 is distribute cause u need to multiply it
abruzzese [7]3 years ago
6 0
3. Commuinitive proterty 4. 0 5. The second one
You might be interested in
PLEASE I BEG SOMEONE TO HELP
boyakko [2]

Answer:

16 + 3n

Step-by-step explanation:

a = 19 ;  common difference = 22 - 19 = 3

a(n) = a + (n -1 ) *d

      = 19 + (n-1)*3

      = 19 + 3n - 3

      = 16 + 3n

4 0
2 years ago
What is the perimeter of JKLM?
Jobisdone [24]

Answer:

45

Step-by-step explanation:

KL = 12 because the triangle is isosceles ( base angles are congruent)

KJ = JM = 12 because the triangle is equilateral ( all angles are equal 60°)

the perimeter is

P = 9 + 12 + 12 +12 = 9 +36 = 45

5 0
3 years ago
Find the value of x that will make A||B<br> 9x + 4<br> 5x + 20<br> x = [?]
mrs_skeptik [129]

9x + 4= 5x + 20 (alternate interior angles)

9x-5x =20-4

4x = 16

x= 16/4

x= 4

4 0
3 years ago
Read 2 more answers
what number must be added to 3 and 8 so that the ratio of the first number to the second number is equal to 3 :4​
Grace [21]
The answer is 12.
Steps
If that number is x
(3+x)/(8+x)=3/4
"Cross multply"
4(3+x)=3(8+x)
12+4x=24+3x
x=12
To check: add 12 to 3 and 8. 3+12=15 and 8+12=20. 15/20=3/4
3 0
3 years ago
X + 1.6 = 3.5 solve for X
galina1969 [7]

Answer: 1.9

Step-by-step explanation:

3.5 - 1.6 = 1.9

To make sure it’s the right answer;

1.9 + 1.6 = 3.5

6 0
3 years ago
Read 2 more answers
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