Which expression is equivalent to 1/4(8-6x+12)?
a. 7/2x
b. -13/2
c. -6x+14
d. -3/2x+5
an airplane's altitude changed -378 feet over 7 minutes. what was the mean change of altitude in feet per minute? work

Atriangular bandana has an area of 46 square inches. the height of the triangle is 5 3 4 inches. enter and solve an equation to find the length of the base of the triangle. use b to represent the length of the base.

What numbers are included in the set of integers? what numbers are not included?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.