Solve the system of equations by adding. check your answer
1 answer:
You might be interested in
Answer:
<em>- 4</em>
Step-by-step explanation:
( 3 - r ) / ( 1 + 5) = 7/6
=
⇒ 3 - r = 7 ⇒ r = <em>- 4</em>
Answer:
Step-by-step explanation:
A proportion could be used.
With 2 parts of compost and 6 parts potting soil, you would end up with 8 total parts.
So it can be written as a ratio of compost to total mix, or
The problem states 10 kg are needed in total, and the variable would be the amount of compost
As a ratio it would be .
Use the ratios to write a proportion.
Multiply both sides of the equation by 10
Convert to a decimal if desired.