X+3y=18 how to you solve?

For some event A, what does it mean if P (A) = 0.84?

A track has the shape shown. What is the perimeter (round to three decimal places) ?

Find the intial amount a and the decay b in the exponential function y=5*.5^x

If a spinner is spun 50 times. what is the experimental probability of each color 10 - purple 10 - yellow 11 - green 8 - red 11 - orange

There is a spinner with 9 equal areas, numbered 1 through 9. If the spinner is spun one time, what is the probability that the result is a multiple of 2 and a multiple of 3?

Nam has a beginning balance of $815 in her checking account. She writes a check for $210 and has a debit transaction of $525. What is her new balance? $125 $80 $1550 $120

What is 5.0 equal to

Sam says that the Coordinate (6, 4.5) represents the ratio of 1:2. Is Sam Correct? Why?

At a real estate agency, an agent sold a house for $382,000. The commission rate is 5.5% for the real estate agency. The commission for the agent is 30% of the amount the real estate agency gets.

A baby weighs 14 lbs at 5 months and 21 lbs at 10 months. Assuming the baby's weight gain is constant, determine