2x+1<9 Compound inequality

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Prooffreader asked Feb 8, 2022

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41 votes

2x+1<9
Compound inequality

Mathematics
high-school

Prooffreader asked Feb 8, 2022

by Prooffreader

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8 votes

The correct answer would be x<4

Arsibalt answered Feb 11, 2022

by Arsibalt

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11 votes

Answer:

x < 4

Explanation:

2x+1<9

Subtract 1 from each side

2x+1-1<9-1

2x< 8

Divide by 2

2x/2 <8/2

x < 4

Pedro Brost answered Feb 14, 2022

by Pedro Brost

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