Question

Calcule x + 0.3 = 0.7x + 2.4
*
7
9
0.7
3
0.003

Answer 1

Respuesta:

7

Explicación paso a paso:

x+0.3=0.7x+2.4

x-0.7x=2.4-0.3

x0.3=2.1

x=2.1/0.3

x=7