Answer :

bananafanart

Sorry I don't know how to answer number 3

This is for number 4

x  <  3

Explanation:

5 x  −  2 x  <  7  −  1

3 x  <  6

x  <  2

aleeshasaji

Answer:

3. x = 4

4. undefined (anything divided by 0 is undefined)

Step-by-step explanation:

3. You can do anything here:

2(4x - 5) + 3 = 5x + 5

Expand

8x - 10 + 3 = 5x + 5

8x - 5x = 5 + 10 - 3

3x = 12

x = 4

4. 5x - 7 = 2x + 1 + 3x

5x - 2x - 3x = 1 + 7

0x = 8

undefined (anything divided by 0 is undefined)

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