Question

15-4(3(2-5)-3[(5-7)(5+2)+1]} −3 +7[-5-2(3+4)]

Answer 1

hola :3

$=15-4.30-3+7[-5-2(3+4)]$

$=15-4.30-3+7(-19)$

$=15-120-3+7(-19)$

$=15-120-3-133$

$=-241$

saludos

att :sam