Answer:
86 heartbeats per minute
Step-by-step explanation:
i assume that's your question?
Answer:
x=0, y=-3
Step-by-step explanation:
Input x=y+3 into 6x-5y=15 to get:
6(y+3)-5y=15
Solve for y
6y+18-5y=15
y+18=15
y=-3
Plug in y to get x
I attached a picture of how I worked out the answer
<em><u>Hello, there! :)</u></em>
<u><em>Answer:</em></u>
<u><em>x=-5 </em></u>
<u><em>B. -5</em></u>
<u><em>*The answer must have a negative sign.*</em></u>
Step-by-step explanation:
Definition of subtraction property of equality.
Subtraction property of equality is subtracting the same number from both sides of an equation does not change the equation.

First, you had to switch sides.

Then, you subtract by 12 from both sides of an equation.

And finally, simplify or solve.


Hope this helps!
Thanks!
-Charlie
:)