The cost of a railway magazine increases by 12.5% to $2.70. a
Calculate the cost of the magazine before this increase.

75

step-by-step explanation:

you do x-29=46 (the number of cantaloupes sold)

in order to find x, you have to find what minus 29 equals 46, meaning you'd have to add 29 to 46.

29+46=75

if you replace x with 75, the equation looks like:

75-29=46

x=75

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.