Answer:
Step-by-step explanation:
8(1 + 2i) - (7 - 3i) = 8*1 + 8*2i + 7*(-1) - 3i*(-1)
= 8 + 16i -7 + 3i
= 8 - 7 + 16i + 3i
= 1 + 19i
Daniel forgot to multiply 2i by 8
Let x be the number of square feet to be mowed
215 square feet take 22 minutes
x square feet take 12 minutes
hi
4 entries are 24 so one entry is 24/4 = 6
so 7 friends pay 6*7 = 42
Answer:

Step-by-step explanation:

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