05-11-2020
Mathematics

contestada

the sum of four times a number and eight is between zero and twelve. find the range of numbers. write a compound inequality.

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thatssodev thatssodev

05-11-2020

let the number be the variable x

4 times the number is 4x

the sum of 8 and 4 times a number is 28

4x+8=28

4x=28-8

4x=20

x=20/4

x=5

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