si pido prestado $50 a mi mama y $50 a mi papa tengo $100.Compro una camisa por $97 y tecibo de cambio $3; Le devuelvo $1a mi papa $49. Es desir $98. mas tarde el $1que tengo. suman $99. ¿Donde esta el $1 que falta?

$9.41

step-by-step explanation:

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

c

-by-step explanation:

it would be c