Question

ecuaciones
×-5=2=
15×+2=20+8×
×+2=-7-2×
6×+2=4+3×

Answer 1

Respuesta:

a) x-5=2

X= 2+5

X= 7

b)15×+2=20+8×

15X-8X= 20-2

7X= 18

18

X= ____

7

c)×+2=-7-2×

x+2X=-7-2

3X= -9

X= -3

d)6×+2=4+3×

6X-3X= 4-2

3X=-2

2

X= ____

3