Question 336606
let class photo be $x
wallet photo be $y
..
x+12y=25.................1
2x+20y=44................2
..
multiply equation 1 by -2
-2x-24y=-50
2x+20y = 44
Add the equations
-4y=-6
divide by -4
y= -6/-4
y=$1.5 cost of wallet photo
plug the value of y in equation 1
x+18=25
x=7 the cost of class photo.