I need this for 7th grade math asap 50% of my grade Complete the equation with numbers that make the expression on the right side of the = equivalent to the expression on the left side of the =.

80a + 20b = __ ( __a + b)

__ is where you need to fill in numbers

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.

The trigonometric ratios sine and secant are reciprocals of each other

286 divided by 457.6 what is the quotient?