Answer:
No solution
Step-by-step explanation:
I used this online calculator to find the answer. It shows the steps and everything. https://www.symbolab.com/solver?or=gms&query=2x%2B3y%3D62x%2B3y%3D7
Answer:
24% error
Step-by-step explanation:
Vobserved - Vtrue
-------------------------------
Vtrue
38 - 50
---------------
50
=
-12
-------------
50
= -24%
= 24% error
<u> 3x + y = 25</u>
To solve for 'y' ...
Subtract 3x from each side: <em> y = 25 - 3x</em>
===========================================
<u>3x + y = 25</u>
To solve for 'x' ...
Subtract 'y' from each side: 3x = 25 - y
Divide each side by 3 : <em>x = (25 - y) / 3 </em>
Answer:
30
40 - 5x
Step-by-step explanation:
Caroline took a test that is worth 40 total points. With 2 questions wrong, she wouls have 30/40 pints
2 × 5 = 10
40 - 10 = 30
If Caroline got x questions wrong, she would have a score of 40 - 5x.