Respuesta :
Answer:
3+18=21
Step-by-step explanation:
first see the second number
let us assume as x & y
3+ (3×6)= 21
3+18=21Step-by-step explanation:
Answer:
3+18
Step-by-step explanation:
3x6 is 18, so 18 is 6 times the first number. If you add 3 and 18, its equal to 21.