PLSSS HELPP WILL MARK FIRST RIGHT ANSWER BRAINLIEST!!! I’m failing pls

X+ y = 5 ; x - y =3 solve using linear combination

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for