What is the x-coordinate of the vertex of the parabola whose equation is y = 3x^2 + 12x + 5?

x = - 4

x = - 3

x = - 2

21) Diana's school is selling tickets to their fall musical. They sold 3 adult tickets and 8 children's tickets and made $66. The next day they sold 8 adult tickets and 15 children's tickets and took in$147.50.

Find the area of the triangle base=8cm height = 5cm

A cruise ship can cover 17 nautical miles in 289 minutes. How many nautical miles will it travel in 136 minutes?

A charges $9.95 per month for the first 10 hours of use and $1.69 per hour for all those over 10. Provider B charges a flat fee of $19.95.

Ishaan is 3 times as old as Christopher and is also 1 4 years older than Christopher. How old is Christopher?

186,101 of the adults are males how many adults are females

A rectangle has a length of 8 inches and a width of 6 inches. What is the area of the rectangle?

What expression can be use to write the distributed property of 3x+15=?

The values in the table represent the graph of a continuous function. Which interval must contain an x-intercept? X Y -3.1 - 1.85 -2.7 - 0.84 -2.3 - 0.09 -1.9 0.44 -1.5 0.79 -1.1 1.00 -0.7 1.10 -0.3 1.13 0.1 1.13 A. - 3.1 < x < - 2.7 B. - 2.

18, 24, 26, 30 Mean: Median: Range: