Use addition or substitution to find the value of x for this set of equations 12x-5y=30 y=2x-6

Which of these numbers has the least value? a. 7.2 x 10 b. 8.1 x 10 c. 9,100,000 d. 9.5 x 10

Jasmine wants to use her savings of $1,128 to buy video games and music CDs. The total price of the music CDs she bought was $72. The video games cost $43 each.

The weather forecast shows a 60% chance of rain. If it does not rain then there is an 80% chance of going to the beach. If it does rain then there is a 5% chance of going to the beach. What is the probability of going to the beach?

In the game of roulette, a player can place a $55 bet on the number 3434 and have a startfraction 1 over 38 endfraction 1 38 probability of winning.

What does the base and exponent mean in math?

At 3:00 ok a truck and a car leave the same intersection traveling in the same direction. The truck is traveling at 43 mph and the car is traveling at 58 mph. At what time will they be 12 mi apart?

Express the recurring decimal 0.56 as a fraction in its simplest form

A square garden plot measures 44 yards on each side. What is the length of the diagonal of this plot?

What are the roots of the equation X squared plus 6X - 9 equals zero?

Eli is making guacamole. He uses 2 tablespoons of cilantro for every 3 avocados. At this rate, how many tablespoons of cilantro will he need for 9 avocados?