Answer:
The answer would be -10
Step-by-step explanation:
(-2)+2*(-2)-10
4-4-10
-10
Answer:
The answers are 2 and 7.5 ;)
Step-by-step explanation:
its easy XD
The mix of the coffee blends is an illustration of a linear equation.
- <em>The equation that represents the scenario is </em><em>.</em>
- <em>8 pounds of Organic Free Trade coffee blend and 42 blends of Gualtemala Antigua coffee blend should be mixed.</em>
Let:
<em /><em> Organic Free Trade coffee blend</em>
<em /><em> Gualtemala Antigua coffee blend</em>
<u>A. The equation</u>
To create 50 pounds, we have:
The equation is generated by multiplying the unit rates by the pound of each coffee blend.
So, the equation is:
<u>B. The quantity of each</u>
We have:
Make x the subject
Substitute in
Open brackets
Collect like terms
Solve for y
Substitute in
<em>Hence, they must mix 8 pounds of Organic Free Trade coffee blend and 42 blends of Gualtemala Antigua coffee blend </em>
<em />
Read more about linear equations at:
brainly.com/question/13473963
Combine like terms:
3/4-1/2=1/4
-4z+5/4z+1/2z=-2 1/4z
so your answer is -2 1/4z+1/4
Price of a bucket of eggs $16.20
price for a dozen of eggs $3.50
number of dozens in 450 eggs:
450/12
=37.5
price of 37.5 will be:
37.5×3.50=$131.25
The percentage the store has increased the price will be:
(131.25-16.20)/16.20×100
=710%