Amy bought 3 pounds of lemons at $2 per pound a box of rice for $4, and 7 frozen dinners for $3 each. what is the change in the amount of money she has ?

Use properties to rewrite the given equation. which equations have the same solution as 2.3p – 10.1 = 6.5p – 4 – 0.01p?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)