The answer is 12, help my explain the answer!!!!!

Camila has 7 less than 4 times Mateo’s number of Pokémon Trading cards. The sum of their Pokémon
Trading cards is greater than 51. What is the least number of Pokémon Trading cards Mateo can have?
Round to the nearest whole number.

Respuesta :

HI i know i am a week late but i hope this helps in some way. :)

X = Mateo Trading cards

4x-7 = Camila Treading cards

(4x-7) +x>51

4x-7+x>51

5x-7>51

5x>51+7

5x>58

x>58/5

x>11.6 = 12

Mateo can have at least 12 trading cards