MatemáticasBásico1 respuestas

A) 4x - 25 = 75b)80 - x = 35?

A) 4x - 25 = 75 b)80 - x = 35. 5 c)x / 5 + 10 = 30 d)56 - 3x = 38 #helpmy.

En resumen

A) 4x - 25 = 75 4x. = 75 + 25 4x = 100 x = 100 / 4 x = 25 B)80 - x = 35. 5 80 - 35. 5 = x x = 44. 5 C)x / 5 + 10 = 30 x / 5 = 30 - 10 X / 5 = 20 X = 20 * 5. ( * = multiplicar) X = 100 D) 56 - 3x = 38 56 - 38 = 3x 18 = 3x 18 / 3 = x X = 6.

Mejor respuesta

YefeR24
5

A) 4x - 25 = 75 4x.

= 75 + 25 4x = 100 x = 100 / 4 x = 25

B)80 - x = 35.

5 80 - 35.

5 = x x = 44.

5

C)x / 5 + 10 = 30 x / 5 = 30 - 10

X / 5 = 20

X = 20 * 5.

( * = multiplicar)

X = 100

D) 56 - 3x = 38

56 - 38 = 3x

18 = 3x

18 / 3 = x

X = 6.