Resolve Aplicando Propiedad Distributivaa) 4?
Resolve Aplicando Propiedad Distributiva a) 4. (× + 2) = 28 b) (20× + 10) : 2 = 36 + 59 c) 3. (4× + 6) = 198 d) (× + 6). 9 = 181 - 19.
En resumen
A) 4. (x + 2) = 28 4x + 8 = 28 4x = 20 x = 20 : 4 x = 5 c) 3. (4x + 6) = 198 3. 4x + 18 = 198 3. 4x = 198 - 18 3. 4x = 180 4x = 180 : 3 x = 60 : 4 x = 15 d) (x + 6). 9 = 181 - 19 9x + 54 = 162 9x = 162 - 54 x = 108 : 9 x = 12.
Mejor respuesta
4
A) 4.
(x + 2) = 28
4x + 8 = 28
4x = 20
x = 20 : 4
x = 5
c) 3.
(4x + 6) = 198
3.
4x + 18 = 198
3.
4x = 198 - 18
3.
4x = 180
4x = 180 : 3
x = 60 : 4
x = 15
d) (x + 6).
9 = 181 - 19
9x + 54 = 162
9x = 162 - 54
x = 108 : 9
x = 12.