Adrawer contains 3 red marbles 7 green marbles and 10 white marbles if a marble is drawn from the jar at random what is the probability that the marble is white

1/2

Step-by-step explanation:

3+7+10=20

20/2=10=1/2

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.