Rashida uses 8 cups of tomatoes and 3 cups of onions to make salsa. how many cups of onions should rashida use if she uses only 4 cups of tomatoes

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle.sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

Which of the following is the true for f(x) = 5cos

Hi, can anyone show me how to do this problem? 100 points for this. in advance