Let’s use y as a replacement for a number. You would do 3y-7 since you multiply by three and take away seven.
44 the total volume of this composite solid is 896
A ration is basically a fraction. It can be written different ways i.e. 2/3 or 2:3. They are both the same thing. There are 5 girls out of 39 students... ratio= 5/39 or 5:39
