If the denominator of 5/9 is increased by a number and the numerator is doubled, the result is 1. Find the number.

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

15 points ! ~ see if you know the answer to both you!

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?