2. Which expression shown is equivalent to the sum of the expressions (3m + 2n – 6) and (-4-6m + 7n) written in standard form?
Show your work here.
I
a.-3m + 9n - 10
b. 10m - 4n - 10
c.
-4mn
d. In - 3m + 10

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.