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Find the midpoint m of z1=(8+5i) and z2=(12+3i)

How to use order of operation in 20 divide by 4 multiply 5 = 1

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.