Respuesta :
so the sum of 4 times a number (4 times x or 4x) and 7 (+7) is (=) 19 (19)
4x+7=19
subtract 7 from both sdies
4x=12
divide by 4
x=3
the number is 3
4x+7=19
subtract 7 from both sdies
4x=12
divide by 4
x=3
the number is 3