Consider the system of equations and the partial solution below. 6x + 3y =9
5x + 4y =10
Multiply the first equation by - 4
Multiply the second equation by 3
Add the resulting system of eguations,
Which terms will cancel when you add the resulting system of equations?
-38 and 36
-24x and 24x
- 15x and 15x
-12y and 12y

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

answer for #1 is c

answer for #2 is d

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35-60 students are taking math.