The standard form: Ax + By = C
y = 90 - 15x <em>add 15x to both sides</em>
<h3>15x + y = 90</h3>
Answer:

Step-by-step explanation:
When dividing numbers with powers, it is handy to remember that

so

Answer:
3.33%
Step-by-step explanation:
(62/60)X100=103.33 meaning the bottle was overfilled by 3.33%
Brainliest please
Answer:
18149.20
Step-by-step explanation:

Answer:
Step-by-step explanation:
you just need to add both equations
you will get 3y=12+6=18
3y=18
y=6
now replace y=6
3x+12=6
3x=6-12
3x=-6
x=-2
(-2,6)