3x + 2y=20

If x=3 what is the value of y

How to do 4000,000+30,000+800+20+5 in standard form

Solve 5x+4) = 10x+6 and its solution

In a scale drawing of a statue the scale is 1 in. = 1 foot. If the scale drawing is 9 in., how tall is the statue?

Andy has a number of friends who like dressing as zombies for Halloween. Four kids dressed as zombies. The number increases by fifty percent. It increases by one third. How many people are dressing as zombies?

If I Have 55, then times that by three then divide it by 9, then add 16, What Is My Answer?

F (x) = 2/3x+3, what is the value of f (12)

A problem on a multiple-choice quiz is answered correctly with probability 0.9 if a student is prepared. an unprepared student guesses between 4 possible answers, so the probability of choosing the right answer is 1/4.

The sum of two numbers is 47 and the difference is 9 what are the numbers?

List two properties of the polygon in the grid

what are the new coordinates after reflecting across x=2 if the coordinates are K (-2,-1) L (-2,-3) M (-5,-3) N (-5,-1)