contestada

Owen used these steps to solve the equation 4x+7=1+2(2x+3)
4
x
+
7
=
1
+
2
(
2
x
+
3
)
. Which choice describes the meaning of his result, 7=7
7
=
7
?

Respuesta :

Any value of x makes this equation true, so there’s all real numbers.