0.7 can be turned into a fraction which can be 70/100 and 3/4 can be turned into 75/100 so 3/4 would be greater

When there is a - in front of an expression in parentheses, change the sign of each term in the expression to +

Calculate the LCM of denominators

Calculate the difference

The <u>answer would be 6</u>. The number line which shows you the number 6 or any solution for 6 would be your answer.
You get: (1x20)/(5x20)=20/100=20%.
Hope i helped you! :)
Set up a proportion.
pounds / milligrams of medicine
195/279 = 130/x
195x = 279 times 130
195x =36,270
x = 36,270/195
x = 186
A patient weighing 130 pounds needs 186 milligrams of medicine.