Question

3x+5=15
6x+10=30
4x+8=20
9x-5=40
7x-7=28​

Answer 1

Respuesta:

1. x= 3.333

2. x= 3.33

3. x= 2.4

4. x= 5

5. ×= 5

Explicación paso a paso:

creo que esas son las respuestas xd

Answer 2

3x + 5 = 15

3x = 15 - 5

3x = 10

x = 10 / 3

x = 3.33

6x + 10 = 30

6x = 30 - 10

6x = 20

x = 20 / 6

x = 3.33

4x + 8 = 20

5x = 20 - 8

5x = 12

x = 12 / 5

x = 2.4

9x - 5 = 40

9x = 40 + 5

9x = 45

x = 45 / 9

x = 5

7x - 7 = 28

7x = 28 + 7

7x = 35

x = 35 / 7

x = 5