Mark M. answered • 03/03/18
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Mathematics Teacher - NCLB Highly Qualified
n/2 - 9 + 3n
Saif A.
asked • 09/11/17One-half a number, minus nine, plus three times the number
One-half a number, minus nine, plus three times the number
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Carol H. answered • 09/11/17
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Masters' Degree in Mathematics with 35 Years of Teaching Experience
Let x = the number
(1/2)x - 9 + 3x = (3 1/2)x -9 = (7/2)x - 9
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