Find the value of x+y . given 3x+2y=7 and 2x+3y=8​

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Pls yall i really need the answer fr fr