Question

va rog ajutați-mă dau coroana ​

Answer 1

Răspuns:

4. { [ (45×4+175)×2-300]•15-75×4}•4-6795=

={[(225+175)•2-300]•15-75×4}•4-6795=

={[400×2-300]•15-75×4}•4-6795=

={[800-300]•15-75×4}•4-6795=

={500×15-75×4}•4-6795=

={7500-75×4}•4-6795=

=(7425×4)•4-6795=

=29700×4-6795=

=118.800-6795=

=112.005