Decide whether x=2 is a solution of x square+4x-12=0

simplify and write in standard form. then classify the polynomial by degree and number of terms (9w-4w^2+10w) + (8 w^2+7+5w)

How many times does 15 go into 24

1. The sum of the three consecutive members of the geometric sequence is 13. The proportion of the third and the first member is 9. Determine the members of this sequence. 2.

A store owner wants to determine the average age of the customers in her store. The following list shows the ages of the 6 customers in her store.

The length of a classroom is 34 feet what is this measurent in yards and feet

Hannah is having a party and is inviting both girls and boys. The number of boys is 2 less than 3 times the number of girls. What can be the greatest number of boys invited if there are only 14 kids invited to the party?

Matt has two fish tanks. The total volume of his two fish tanks is equal to the volume of Kelsey's one fish tank that you calculated above. The first of Matt's fish tanks has a length of 4 feet, a width of 1 foot, and a height of 2 feet.

Justine swims freestyle at a pace of 150 laps per hour. Justine swims breaststroke 20 laps per hour slower than she swims butterfly.

How many inches are in 3 feet? A. 4 inches B. 15 inches O c. 24 inches D. 30 inches E. 36 inches

If the sum of a number and three is doubled?, the result is seven less than the number. Find the number