Quadratic equations help(no link please) I will give brainliest if correcrt

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.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.