Question

Set up a equation 1. If I take three - fourths of a number and add 3 to it , I get 21 ​

Answer 1

Answer: 3/4x +3 =21

3/4x =21-3=18

x=18×4/3

x=6×4

x=24

Step-by-step explanation:

Answer 2

Answer:

24

Step-by-step explanation:

3x/4 + 3 = 21

3x/4 =21-3

3x/4= 18

cross multiply

3x x 1 =72

divide both sides by 3

3x/3 =72/3

x = 24