Question

[(+3)-(+5)+(+4)] x [(+15):(-3)-(-7)]=
necesito ayuda

Answer 1

Explicación paso a paso:

$=\left[\left(3\right)-\left(5\right)+\left(4\right)\right]\times \:\left[\left(15\right)\div \left(-3\right)-\left(-7\right)\right]$

$=2\times \:\left[\left(15\right)\div \left(-3\right)-\left(-7\right)\right]$

$=2\times \:2$

$=4$