Please help i have a 15 percent in math please ill give brainliest Solve the following order of operations problems. PEMDAS. Parentheses Exponents Multiply/Divide Add/Subtract

(2.99x3) + (7.15x3) + 2.50

15 - 2 to the 3rd power + 20 =

5 to the 2nd power x (5 + 5) - 20 =

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.

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl