In the elimination method, what would you do if you had the variable u want to cancel out, but they are the same sign.
for ex- this problem is just an example-
5x + 3y = 15
-12x + 3y = 20 can you just subtract the 3's or do you need to make one negative?

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Calculate the density of benzene if 300ml of it weighs 263g. a. 0.88 g/ml b. 1.14 g/ml c. 78,900 g/ml d. 37 g/ml