Question

Verify the following:
(a) , 18 x [7 +(-3)] = [18 x 7] + [18 (-3)]
(b) (-21) [(-4) + (-6)] = [(-21) (-4)] + [(-21) (-6)]
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Answer 1

Step-by-step explanation:

1. 18×4=72
2. 18×7=126
3. 18×-3=-54
4. so the answer is 72=72
5. 210=210 b is