Answer:
Coin a is 33 and coin b is 11
Step-by-step explanation:
please edit your question man
Answer:
root 13 units
Step-by-step explanation:
There is a formula that you use to solve these types of questions.
<span>Simplifying
x + 2x = 5 + 10
Combine like terms: x + 2x = 3x
3x = 5 + 10
Combine like terms: 5 + 10 = 15
3x = 15
Solving
3x = 15
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '3'.
x = 5
Simplifying
x = 5</span>
Dy= 12xy dx=4y the answer is 12/4