Question

Using suitable properties evaluate the following:
a) 215 × (-55) + (-215) x 45
b) (-25)×102​

Answer 1

Answer:

$215 \times ( - 55) + ( - 215) \times 45 \\ - 11825 + ( - 9675) \\ - 18525 - 9675 \\ - 28200$

$( - 25) \times 102 \\ - 2550$

ok marks the brainlist☺❤