Question

•Resuelve las siguientes ecuaciones.
5 X + 4= 49
3 X + 1= 31
7 X + 1=36
9 X + 1= 91
2 X + 9=13
8 X + 8=64
3 X + 3=27
3 X + 9=30
1 X + 3=8
4 X + 2=26​

Answer 1

Respuesta:

1. 5x =49-4

5x=45

x=45/5

x=9

2. 3x=31-1

3x=30

x=30/3

x=10

3. 7x=36-1

7x=35

x=35/7

x=5

4. 9x=91-1

9x=90

x=90/9

x=10

5. 2x=13-9

2x=4

x=4/2

x=2

6. 8x=64-8

8x=56

x=56/8

x=7

7. 3x=27-3

3x=24

x=24/3

x=8

8. 3x=30-9

3x=21

x=21/3

x=7

9. 1x=8-3

x=5

10. 4x=26-2

4x=24

x=24/4

x=6