3 years ago

One half the sum of a number z and 3 1/2 is 4 1/2

Mathematics

1 answer:

solong [7]3 years ago

3 0

4 1/2(2)=9. Multiply by 2 to get total
9- 3 1/2=z. Subtract 3 1/2 from total to get Z
5 1/2= Z

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