Respuesta :
ANSWER:
LET THE NUMBER BE "X"
7x-12=5(x+2)
7x-12=5x+10
7x-5x=10+12
2x=22
x=22÷2
x=11
7x - 23 = 79
79 + 23 = 102
X = 102 divided by 7
X= 14.5714285714
79 + 23 = 102
X = 102 divided by 7
X= 14.5714285714