Question

Ayuda plis es para hoy ​

Answer 1

Respuesta:

x = 9

x = 10

x = 5

x = 10

x = 2

x = 7

x = 8

x = 7

Explicación paso a paso:

5x+4=49

5(9)+4=49

x = 9

3x+1=31

3(10)+1 = 31

x = 10

7x+1=36

7(5)+1=36

x = 5

9x+1=91

9(10)+1=91

x = 10

2x+9=13

2(2) + 9 = 13

x = 2

8x+8=64

8(7) + 8 = 64

x = 7

3x + 3 = 27

3(8) + 3 = 27

x = 8

3x+9 = 30

3(7)+9 = 30

x = 7