5x +8=23
subtract 8 on both sides 8 , 23
5x = 15
divide it on 5
x = 3

x=3

Step-by-step explanation:

5x +8=23

subtract 8 on both sides 8 , 23

5x = 15

divide it on 5

x = 3

x=3

Step-by-step explanation:

5x+8=23

23-8=15

15/5=3

x=3

false

step-by-step explanation:

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.