Respuesta :
Answer: A= to 25
Solution: a= 3b + 4 and b= 7 so you plug in the numbers —> 3(7) +4 = a so 3 x 7 = 21 +4 = 25 !
Solution: a= 3b + 4 and b= 7 so you plug in the numbers —> 3(7) +4 = a so 3 x 7 = 21 +4 = 25 !