Answer :
John has : $8.25
Based on the given conditions formulate :
5 + 2 × x = 21.5
5 + 2x = 21.5
2x = 21.5 - 5
2x = 16.5
Divide both sides by 2
[tex] \frac{2x}{2} = \frac{16.5}{2} [/tex]
[tex]x = 8.25[/tex]
John has : $8.25
Based on the given conditions formulate :
5 + 2 × x = 21.5
5 + 2x = 21.5
2x = 21.5 - 5
2x = 16.5
Divide both sides by 2
[tex] \frac{2x}{2} = \frac{16.5}{2} [/tex]
[tex]x = 8.25[/tex]