Answer:
The answer is 56 dollars.
Step-by-step explanation:
If you add 63 by 21 you would get the answer of 84. You would then have to divide 84 by 150% and you would get the answer of 56. (I did this on calculator)
Answer:
Sign is positive
Step-by-step explanation:
Negative number^72=negative number
negative number *(-3/7)=posigive number
Answer:
the original number is greater
Step-by-step explanation:
1. let 1x be your starting number
2. therefore, 0.5 * 1x = 0.5x ( amount after you decreased it by 50%)
3. then increase: 0.5x * 1.5 = 0.75x (amount after you increased it by 50%)
4. 0.75x < 1x (this means that the original number is larger than the one you decreased and then increased)