Question

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Answer 1

Respuesta:

1 . 3x+ 23=107

3x=107-23

3x =84

x = 84/3

×= 28

2. 3x =117

x = 117/3

x = 39

3. 9x = 130.50

x=130.50/9

x = 14.50

4. 3x-24 =6

3x = 6+24

3x = 30

x= 30/ 3

x = 10

5. 8x-19 =61

8x= 61+19

8x= 80

x=80/8

x=10

6. 2x+20=80

2x =80-20

2×=60

x =60/2

x=30