Answer:
This is often called scaling in math, used in ratios, fraction, percent's etc.
Step-by-step explanation:
The larger the negative number the smaller the value:
The order would be:
-4, -1/2, 1/4, 1/3, 1/2, 2/3, 2
Answer:
C. 50
Step-by-step explanation:
x+y=90
x=2y-30
90-y=2y-30
3y=120
y=40
90-40= 50
Answer: Percentages help you out so you don't get cheated out of your money.
Step-by-step explanation:
When you go shopping and have to add in taxes and discounts you'll know whether or not you've spent too much or if you can spend more. They money system is based on percentages and know that will help you manage money better as a consumer.
Answer:
7 buffalos and 3 ducks
Step-by-step explanation:
create a system of equations:
4 y + 2 x = 34
y + x = 10
* y is for buffaos and x is for ducks
solve the equation:
y=10-x
4(10-x)+2x=34
x=3
y=10-3
y=7
7 buffalos and 3 ducks