asked 145k views
3 votes
Solve the compound inequality 2x – 3 < 7 and 5 – x ≤ 8.

asked
User Sargas
by
8.9k points

1 Answer

6 votes

Answer:

[-3,5)

Step-by-step explanation:

Compound inequality

We are required to solve:

2x - 3 < 7

And :

5 - x = 8

The solution is the conjunction (AND) of the individual solutions because both conditions must be met.

From the first inequality we have:

2x < 7 + 3

2x < 10

x < 5

From the second inequality we get:

- x = 8 - 5

- x = 3

Multiplying by -1 and flipping the sign:

x = -3

Thus the solution is the set of numbers that lie in the interval [-3,5)

answered
User Tomer
by
7.9k points

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