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Dvinal [7]
4 years ago
10

4/7m=18-2/7m does anyone know the answer to this with work shown?

Mathematics
1 answer:
Gala2k [10]4 years ago
6 0

Answer: 21

Step-by-step explanation:

4m

​​ =18−

​7

​

​2

​​ m

2 Simplify  

2

7

m

​7

​

​2

​​ m  to  

2

m

7

​7

​

​2m

​​ .

4

m

7

=

1

8

−

2

m

7

​7

​

​4m

​​ =18−

​7

​

​2m

​​

3 Multiply both sides by

7

7.

4

m

=

1

2

6

−

2

m

4m=126−2m

4 Add

2

m

2m to both sides.

4

m

+

2

m

=

1

2

6

4m+2m=126

5 Simplify  

4

m

+

2

m

4m+2m  to  

6

m

6m.

6

m

=

1

2

6

6m=126

6 Divide both sides by

6

6.

m

=

1

2

6

6

m=

​6

​

​126

​​

7 Simplify  

1

2

6

6

​6

​

​126

​​   to  

2

1

21.

m

=

2

1

m=21

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