23-04-2019
Mathematics

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2x+1<7 and -2x + 1<9

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23-04-2019

Answer:

x < 3 and x < -4

Step-by-step explanation:

We start by solving 2x + 1 < 7

2x + 1 < 7

2x < 7 - 1

2x < 6

x < 6/2

x < 3

Then we solve -2x + 1 < 9

-2x + 1 < 9

-2x < 9 - 1

-2x < 8

Dividing by -2 on both sides gives;

x < -4

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