(13 + x)/(50 - x ) = (2/1)
Cross Multiply
2(50-x) = 1(13 + x)
100 - 2x = 13 + x
add 2x to both sides
100 -2x + 2x = 13 + x + 2x
100 = 13 + 3x
Subtract 13 from both sides
100 - 13 = 13 - 13 + 3x
87 = 3x
divide both sides by 3
29 = x
(13 + 29)/(50-29) = 42/21 = 2 to 1 ratio
It would seem that the 25% down and 25% increase would cancel each other out and the shoes would remain $60
Answer:
B,C,D are equivalent to 4^-3
Answer:
g) 8.50 per pound
Step-by-step explanation:
22.10/2.6
