The line of symmetry for the quadratic equation y = ax2 + 8x - 3 is x = 4. What is the value of "a"?

The probability of a spinner stopping on 5 is 1/9. the probability of the spinner stopping on 6 is 4/9. what is the probability of the spinner stopping on 5 or 6? a. 4/9 b. 4/81 c. 5/9 d. 5/18

Determine the solution (s) to the equation p - 4=8

Traveling at 55 miles per hour, how many minutes, rounded to the nearest whole number, does it take to drive 145 miles from San Diego to El Segundo?

If P (A or B) = 2/5, P (B) = 1/4 and P (A and B) = 1/10 find P (A)

Andy states, " if the diagonals of a quadrilateral bisect each other, then the quadrilateral is a parallelogram." A. True B. False

Maria Works in a florist shop in makes flower arrangement she puts 10 flowers in each vase and 2/10 of the flower are daisies last weekend Maria used 10 daisies to make flower arrangements how many flowers other than daisies did she use to make the

Simplify the expression. 3n - 5 + 2n + 4

How much more is 3/8 gallon than 1/4?

What is half of 90?

1,49,1625,3649, ... what is the next term in this series?