If Margo has about 120,000 balloons to blow up for the fair, and she's already blown up 146, how many more balloons does she nee d to blow up?
1 answer:
Answer:
See explanation below
Step-by-step explanation:
Margo needs to blow up 119,854 balloons .
120,000 - 146 = 119,854
A marathon is 26 miles.
40 minutes is equivalent to 0.67 hours
(26 miles) / (0.67 hours) = 38.8 mph
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You can work it out by using trial and error
I don't see the expression below.
Basically each part of the first complex number gets multiplied by each part of the second complex number. You are multiplying 2 binomials.
(15 + 56i(7 + 4i)
= 105 + 60i + 392i + 224i^2
= 105 + 452i - 224 ( because i^2 = -1)
= - 119 + 452i
Yes it is
