Answer:
The means are 3 and 20.
Step-by-step explanation:
A proportion is simply a statement that two ratios are equal. In problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. To find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.
Consider given proportion
Here, 2 and 30 are the extremes and 3 and 20 are the means.
Answer:
the answer is $57
Step-by-step explanation:
380 - 15% = 323. meaning $57 was saved.
Answer:
-10 = a
Step-by-step explanation:
17 = a - 3 - За
Combine like terms
17 = -3 -2a
Add 3 to each side
17+3 = -3-2a+3
20 = -2a
Divide by -2
20/-2 = -2a/-2
-10 = a
Answer:
first you have to move the varible so
5x +10=5y
then thats as far as i can go
good luck
Answer:
4 months
Step-by-step explanation:
she has $300 left over every month and after 4 months she will have $1,200