London mixes 6 parts yellow paint with 3 parts blue paint to make green. she adds 1 more part of yellow to change the shade of green. what is the new ratio of yellow to blue?

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Solve the formula ax+ by = c for x.