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KonstantinChe [14]
3 years ago
12

7X+2=5X+12 how do i show my work for this??

Mathematics
1 answer:
emmasim [6.3K]3 years ago
8 0

Answer:

Subtract 2 from each side=7X+2-2=5X+12-2

simplify=7X=5X+10

subtract 5x=7X-5X=5X+10-5X

simplify=2x=10

divide both sides by 2=2x/2=10/2

simplify=x=5

use symbolab for setbystep symbolab.com

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5 0
3 years ago
Write the sum in simplest form 2/5 + 1/4=​
Tems11 [23]

Answer:

Step-by-step explanation:

2/5 +1/4 = 8/20 + 5/20=13/20

4 0
3 years ago
Whats the greatest common factor of 42,28, and 70​
kobusy [5.1K]

Answer:

14

Step-by-step explanation:

70

  1 * 70

  5 * 14

  7 * 10

42

 1 * 42

 3 * 14

 7 * 6

28

 1 * 28

 2 * 14

 7 * 4

pick the largest factor from 70 and check it they also work with the other two. 14 is the GCF.

7 0
3 years ago
Read 2 more answers
How many pounds of flour is required to make <br> 7 cakes if 1 cake takes 1 ½ lbs
Marina86 [1]

Answer:

10 1/2 pounds are needed.

Step-by-step explanation:

7 x 1.5 = 10.5

5 0
3 years ago
Divide a 6 and 3/4 inch line into three parts so that each part is 1/4 inch shorter than the one before it.
Stells [14]

Answer:

Hey there!

x+x+1/4+x+2/4

3x+0.75=6.75

3x=6

x=2

The lines are 2, 2 1/4, and 2 2/4.

Let me know if this helps :)

4 0
4 years ago
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