Question

Dau ❤ ,ajutatima va rog !!

Answer 1

Răspuns

Explicație pas cu pas:

3x - m = 1/2

x = -2/3

m = 3x - 1/2 = 3* (-2/3) -1/2 = -2 - 1/2 = -4/2 - 1/2 = -5/2

_________

2si 1/5 = 11/5

1si1/5 = 6/5

11/5 - x/3 = 6/5

x/3 = 5/5 = 1

x = 3

ax - 1 = a

3a - 1 = a

2a = 1

a = 1/2

x/2 - 1 = 1/2

x/2 = 1 + 1/2 = 3/2 deci x = 3 daca a = 1/2