Question

OPERACIÓN
ECUACIÓN
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​

Answer 1

Explicación paso a paso:

5x+4=49

5x=49-4

5x=45

x=9

3x+1=31

3x=31-1

3x=30

x=10

7 X + 1 = 36

7x=36-1

7x=35

x=5

9 X + 1 = 91

9x=91-1

9x=90

x=10

2 X + 9 = 13

2x=13-9

2x=4

x=2

8 X + 8 = 64

8x=64-8

8x=56

x=7

3 X+3=27

3x=27-3

3x=24

x=8