Express the set -3x+25> 2x+5 using interval notation

(4,-∞) since you have to isolate the x first which would give you this inequality: x<4. This means that any number less than 4 can be the solution. 

-3x - 2x > 5 - 25
-5x > -20
x < 4

in interval notation this is (-∞, 4)

Do the math. she originally had 50 dollars on her gift card and she had 12 dollars left on her gift card after she finished her shopping spree. if you subtract 50 minus 12 you get thirty eight dollars as your answer. so therefore, ciara spent 38 dollars total o